Evolution Sitemap - Page 1 2016-09-26

- By Category
An index of categories in the

Evolution 101
A basic overview of evolution. Information for beginners about the theory of evolution. Get the facts about macroevolution and microevolution.

Evolution Controversies
Information about evolution controversies as portrayed by the media. Includes new and historical government legislation and court cases.

Other Evolution Scientists
Charles Darwin was not the only scientist to influence the Theory of Evolution. Information about the lives and works of Alfred Russell Wallace, Jean Baptiste Lamarck, Carolus Linnaeus, Hutton and Lyell, among others.

Teaching Evolution
Resources for teachers to use in the classroom about evolution and natural selection. Lesson plans, labs, and projects are included. Intelligent design in the classroom is also explored.

Evolution Glossary
A collection of definitions of commonly used terms in evolution.

Microevolution
Microevolution is a change in species' characteristics at a genetic level. See how species change over time by linking evolution and genetics.

Evolution in Pop Culture
A collection of evolution mentions in movies, music, books, television, and other types of pop culture.

Theory of Evolution
The basics of the Theory of Evolution, including Natural Selection and evolution scientists.

Fossil Labs
Labs and activities for the science classroom having to do with fossils, fossil dating, and the fossil record.

History of Life Labs
Labs and activities that have to do with the history of life on Earth, including the Geologic Time Scale.

A-G
Evolution Terms beginning with the letters A-G

Terms H-N
Evolution terms starting with the letters H-N

Terms O-Z
Evolution terms starting with the letters O-Z

Evolution in Politics
A look at political stances on evolution

Genetics Basics
Basic ideas of genetics and how they relate to evolution.

Cosmos: A Spacetime Odyssey
A collection of recaps and other resources for the Fox television series Cosmos A Spacetime Odyssey hosted by Neil deGrasse Tyson.

Evolution Teaching Tips
Tips for teachers on how to teach evolution.

Charles Darwin
A look at the life and work of Charles Darwin and how his ideas on evolution changed the world.

History of Life on Earth
A look at the theories of how life began on Earth and how it evolved over time. Information includes the endosymbiont theory, primordial soup, hydrothermal vent theory, among others.

Evidence for Evolution
Information about the different types of evidence that support the Theory of Evolution. This includes biogeography, vestigial structures, fossil evidence, embryology, DNA evidence, and homologous structures, among others.

Pre-Darwin Scientists
Biographies of scientists who came before Charles Darwin.

Evolution Court Cases
A description of famous court cases involving the Theory of Evolution.

Natural Selection Labs
Labs for classroom instruction having to do with Natural Selection

Genetics Basics
Basic concepts of genetics and how they relate to evolution

Cosmos: A Spacetime Odyssey Teaching Tools
Worksheets and other teaching tools to supplement the Fox series Cosmos: A Spacetime Odyssey with Neil deGrasse Tyson.

Evolution in Animals
A look at how evolution plays a role in the evolution of different animals.

Natural Selection
Evolution happens through the process of Natural Selection. Information about Natural Selection and how it causes changes in species. Basic overview of the discovery of Natural Selection by Charles Darwin and Alfred Russell Wallace.

Human Evolution
Information about the evolution of humans from primates (monkeys). Alternative theories about human evolution, including intelligent design and creationism, are also featured.

Macroevolution
Macroevolution is the changing of species over time at the organism level. Subtopics include phylogeny, speciation, cladistics, and taxonomy.

About Evolution — Your Guide to the Theory of Evolution
Learn all about the history of life, the controversy of human evolution, natural selection, genetics, cell types, Charles Darwin, and more.

Blog


Transcription vs. Translation
A comparison of the steps of gene expression - transcription and translation - and how they contribute to evolution.

Evidence Darwin Had for Evolution
Evidence for evolution during Charles Darwin's time was limited due to technology and lack of the field of genetics. Here is what he did know.

Cosmos: A Spacetime Odyssey Recap - Episode 103
A recap of Cosmos: A Spacetime Odyssey episode 3 hosted by Neil deGrasse Tyson which originally aired on Fox in 2014.

Cosmos: A Spactime Odyssey Recap - Episode 103
A recap of Cosmos: A Spacetime Odyssey Episode 3 hosted by Neil deGrasse Tyson which originally aired on Fox in 2014 - page 2.

Cosmos: A Spacetime Odyssey Recap - Episode 102
A recap of episode 102 of the TV series Cosmos: A Spacetime Odyssey hosted by Neil deGrasse Tyson - Page 2.

Cosmos: A Spacetime Odyssey Recap - Episode 102
A recap of episode 102 of the TV series Cosmos: A Spacetime Odyssey starring Neil deGrasse Tyson

The Structure of DNA (Deoxyribonucleic Acid)
A history of the discovery of the DNA molecular structure by James Watson, and Francis Crick using data from Rosalind Franklin and Erwin Chargaff.

Cosmos Episode 4 Viewing Worksheet
A worksheet to complete while watching Cosmos episode 4 starring Neil deGrasse Tyson that originally aired on Fox in 2014.

Global Climate Change and Evolution
An definition and explanation of how global climate change drives evolution through mass extinctions.

A Definition of Artificial Selection
A definition of artificial selection and how it relates to the Theory of Evolution including examples.

Understanding Chemical Evolution
Read more about how life may have started due to chemical evolution in the universe and then on Earth.

The Role of DNA in Evolution
How changes in DNA can lead to evolution in species over time through mutations and how changes in DNA can be used as evidence for evolution.

The Species Concept- Different Definitions for Species
The word species has many different definitions - biological species, morphological species, and lineage species.

Cosmos Episode 10 Viewing Worksheet
A worksheet to complete while watching Cosmos episode 10 entitled

What is Evo Devo - An Evolution Definition
Defining the relatively new study of

Hardy Weinberg Principle - Goldfish Evolution Lab
An edible, hands-on activity to help students understand the Hardy Weinberg Principle.

Five Quick Evolution Activities for the Classroom
A list of quick classroom activities related to evolution that can be done to supplement a lesson about the Theory of Evolution.

Cosmos Episode 6 Viewing Worksheet - Teacher Resources
A worksheet to complete in a classroom while watching Cosmos episode 6 entitled

Cosmos Episode 3 Viewing Worksheet
A worksheet to complete while watching Cosmos episode 3 starring Neil deGrasse Tyson and first airing on Fox in 2014.

Carolus Linnaeus - An Evolution Biography
A brief biography of botanist Carolus Linnaeus and his contributions to the field of evolutionary biology.

Parthenogenesis
Parthenogenesis is a type of asexual reproduction used by more complex species.

Spores
Asexual reproduction via spores. Evolution.

Binary Fission
Binary Fission is a type of asexual reproduction

Budding
A brief description of the asexual reproduction type known as budding.

Types of Asexual Reproduction
A brief look at some of the types of asexual reproduction: binary fission, budding, parthenogenesis, spores and fragmentation.

Fragmentation
Fragmentation is the type of asexual reproduction starfish undergo.

Types of Cells - Prokaryotic vs. Eukaryotic
A description of the differences between prokaryotic and eukaryotic cells and how they evolved.

Symbiogenesis - An Evolution Definition
A brief explanation of the evolution term symbiogenesis.

What is Mitosis in Cell Division?
A brief definition of the term mitosis and how it relates to evolution.

What Is an Acquired Trait in Evolution?
A brief definition of the term

James Hutton - Biography - Theory of Evolution
A brief biography of Geologist James Hutton and how his ideas influenced the Theory of Evolution.

Erasmus Darwin - Evolution Scientist Biography
A brief biography of evolutionary scientist, and grandfather of Charles Darwin, Erasmus Darwin including his work and personal life.

What is Divergent Evolution?
A definition and brief explanation of the evolution term divergent evolution.

What Is Convergent Evolution?
The definition and a brief explanation of convergent evolution.

DNA vs. RNA - How Are They Different?
A look at the differences between DNA and RNA and which came first in the history of life on Earth.

What is the Butler Act? - Definition
The Butler Act made it illegal to teach evolution in Tennessee in 1925.

Debating Evolution: Theory vs. Fact
Know how to win a debate about evolution when someone argues evolution is

2012 GOP Presidential Candidates on Evolution
A look at how the major 2012 republican presidential candidates view evolution and evolution education.

Incomplete Dominance - Genetics Term Definition
A brief definition of the genetics term incomplete dominance and how it is related to the Theory of Evolution.

J.B.S. Haldane - An Evolution Biography
A brief biography of evolutionary biologist J.B.S. Haldane and information about his contributions to the field of evolution.

Religion and Evolution Controversies
Links to articles on how evolution is perceived in Christianity, other religions, and legislation in the United States.

Nebraska Man - An Evolution Hoax
Nebraska Man was the first fossil found in North America thought to be a human ancestor, but later was proven to not be human.

Ernst Haeckel - An Evolution Biography
A brief biography of early developmental biologist Ernst Haeckel and his contributions to the Theory of Evolution.

Quick Evolution Activity - Geologic Time Scale
A quick classroom activity to help students understand the relative length of the history of the earth by drawing a Geologic Time Scale.

Evolution
Evolution.

Evolution
Evolution.

Evolution
Evolution.

Evolution
Evolution.

Evolution
Evolution.

Evolution
Evolution.

The 5 Major Mass Extinctions
A look at the 5 major mass extinction events throughout the history of life on Earth, and possibly a sixth event.

Evolution
Evolution.

Evolution
Evolution.

Somatic Cells vs. Gametes
Definitions of somatic cells and gametes and the difference between them.

Evolution Explains Zebra Stripes
An explanation of why a zebra has stripes and how it is an evolutionary advantage for the animals.

Cosmos Episode 11 Viewing Worksheet
A worksheet for Cosmos Episode 11 to use during viewing or afterward as a quiz.

Cosmos Episode 8 Viewing Worksheet - Teaching Resources
A worksheet for Cosmos Episode 8 to use during viewing or afterward as a quiz.

Cosmos Episode 7 Viewing Worksheet - Teacher Resources
A worksheet for Cosmos Episode 7 to use during viewing or afterward as a quiz.

Cosmos Episode 9 Viewing Worksheet - Teaching Resources
A worksheet for Cosmos Episode 9 to use during viewing or afterward as a quiz.

Cosmos Episode 13 Viewing Worksheet
A worksheet for Cosmos Episode 13, entitled Unafraid of the Dark, to use during viewing or afterward as a quiz.

Jumping Genes Drive Human Evolution
The evolutionary arms race between jumping genes and their repressors may have pushed human evolution to happen at a faster pace.

Types of Sexual Life Cycles - Evolution
Descriptions and examples of the three types of sexual life cycles - diplontic, haplontic, and alternation of generations.

Cosmos: A Spacetime Odyssey Recap - Episode 10
A recap of episode 110, of the series Cosmos: A Spacetime Odyssey hosted by Neil deGrasse Tyson. Read about Faraday's decline, field forces, and physical equations. Page 2.

Cosmos: A Spacetime Odyssey Recap - Episode 108
A recap of the Fox series Cosmos: A Spacetime Odyssey season 1 episode 8, with host Neil deGrasse Tyson. Page 2.

Cosmos: A Spacetime Odyssey Recap - Episode 108
A recap of the Fox series Cosmos: A Spacetime Odyssey season 1 episode 8, with host Neil deGrasse Tyson.

Cosmos: A Spacetime Odyssey Recap - Episode 7
A recap of the Fox series Cosmos: A Spacetime Odyssey season 1 episode 7, with host Neil deGrasse Tyson - Page 2.

Cosmos: A Spacetime Odyssey - Episode 107 Recap
A recap of the Fox series Cosmos: A Spacetime Odyssey season 1 episode 7, with host Neil deGrasse Tyson.

Cosmos: A Spacetime Odyssey Episode 112
A recap of episode 112 of the series Cosmos: A Spacetime Odyssey entitled The World Set Free hosted by Neil deGrasse Tyson.

Cosmos: A Spacetime Odyssey - Episode 110 Recap
A recap of episode 10, of the series Cosmos: A Spacetime Odyssey hosted by Neil deGrasse Tyson.

Cosmos Episode 1 Viewing Worksheet
A worksheet to complete while watching Cosmos episode 1.

Cosmos: A Spacetime Odyssey Recap - Episode 105
A recap of the Fox series Cosmos: A Spacetime Odyssey season 1 episode 4, with host Neil deGrasse Tyson - Page 2.

Cosmos: A Spacetime Odyssey Recap - Episode 106
A recap of season 1, episode 6 of Cosmos: A Spacetime Odyssey hosted by Neil deGrasse Tyson.

Cosmos: A Spacetime Odyssey Recap - Episode 106
A recap of season 1, episode 6 of Cosmos: A Spacetime Odyssey hosted by Neil deGrasse Tyson - Page 2.

Cosmos Episode 5 Viewing Worksheet - Teacher Resources
A worksheet for Cosmos Episode 2 to use during viewing or afterward as a quiz.

Cosmos: A Spacetime Odyssey Recap - Episode 112
A recap of episode 112 of the series Cosmos: A Spacetime Odyssey entitled The World Set Free hosted by Neil deGrasse Tyson. Page 2.

Cosmos: A Spacetime Odyssey Recap - Episode 113
A recap of episode 113 of the series Cosmos: A Spacetime Odyssey entitled Unafraid of the Dark hosted by Neil deGrasse Tyson.

Cosmos: A Spacetime Odyssey Recap - Episode 113
A recap of episode 113 of the series Cosmos: A Spacetime Odyssey entitled Unafraid of the Dark hosted by Neil deGrasse Tyson. Page 2.

Genetic Diversity and Evolution
Describing mechanisms that have evolved in humans in order to create more genetic diversity.

Prokaryotes - Evolution Definition
A brief definition of the term prokaryote and a description of their place in the evolution of life.

Cosmos Episode 2 Viewing Worksheet
A worksheet with questions to answer while viewing episode 2 of season 1 of Cosmos: A Spacetime Odyssey.

Cosmos: A Spacetime Odyssey Recap - Episode 104
A recap of the Fox series Cosmos: A Spacetime Odyssey season 1 episode 4, with host Neil deGrasse Tyson.

Cosmos: A Spacetime Odyssey Episode 104
A recap of the Fox series Cosmos: A Spacetime Odyssey Episode 104 with host Neil deGrasse Tyson, from dark stars, the effects of gravity, and John Herschel. Page 2.

Cosmos: A Spacetime Odyssey - Episode 105 Recap
A recap of the Fox series Cosmos: A Spacetime Odyssey season 1 episode 5, with host Neil deGrasse Tyson.

What is Selective Sweep - an Evolution Definition
Definition and examples of the evolution term selective sweep, also known as genetic hitchhiking.

Creating a Phylogenetic Tree
How to use evolutionary relationships to build a phylogenetic tree.

Mitosis Flip Books - Modeling Mitosis
A teacher's guide to an activity that models mitosis using flip books.

Pop Culture and Evolution - Divergent Book Series
A look at the evolution based themes of the young adult dystopian fiction books in the Divergent series.

Food Cravings and Evolution
Food cravings may be explained by human evolution, or more likely the lack of evolution of the human body.

Cosmos: A Spacetime Odyssey - Episode 101 Recap
A recap of episode 101

Cosmos: A Spacetime Odyssey Recap - Episode 101
A recap of episode 101 of Cosmos: A Spacetime Odyssey hosted by Neil deGrasse Tyson.

The New Human Species
A researcher claims a new species of human could be seen by the year 2050.

Darwin's Dilemma
A brief discussion of what has come to be known as

DNA Mutations - Types and Examples
Definitions of the types of DNA Mutations, including point mutations, frame shift mutations, insertions and deletions.

Comparison Between Mitosis and Meiosis Processes
A comparison of cell division types: mitosis and meiosis.

Fight or Flight and Evolution
A explanation of your

Eukaryotes
A brief definition of the term eukaryote.

Mutations Affect Evolution
A look at how mutations can affect evolution of species.

Only Populations Can Evolve
Only populations, and not individuals, can evolve. Here is why.

Difference Between Fermentation & Anaerobic Respiration
Fermentation is an anaerobic process, but is it the same thing as anaerboic respiration?

Charles Darwin Webquest
A webquest about Charles Darwin for students to learn more about the Father of Evolution.

The Controversy of Evolution - A Brief Overview
A brief look at why the Theory of Evolution is controversial.

Debating Evolution: The Fossil Record
As the debate about evolution continues, be prepared with facts about the fossil record to win the debate.

Debating Evolution: Origins of Life on Earth
Debating about evolution requires the knowledge of facts about evolution. Learn how to diffuse an argument about the origins of life.

Debating Evolution: Origins of the Universe
How to approach a debate about evolution when your opponent brings up the Big Bang Theory.

Debating Evolution: Science and Religion Do Not Mix
How to approach a debate when someone argues that science and religion have to be mutually exclusive.

Evolution Hoaxes
A quick look into two of history's most famous evolution related hoaxes - Nebraska Man and Piltdown Man.

Be Prepared for These 6 Anti-Evolution Arguments
6 common anti-evolution arguments and how you can dispel those myths.

Human Jaw Size Evolved Because of Food Processing
The size of the human jaw has decreased as humans evolved. One reason could be the ability to process foods reduced the need for as much chewing.

What is Half Life - Evolution Definition
An explanation of half-life and how it can be used to radiometrically date fossils using radioactive isotopes.

What Is the Red Queen Hypothesis? - Explanation
An explanation of the Red Queen hypothesis and how it relates to evolution, and in particular, coevolution of species in symbiotic relationships.

Aerobic vs. Anaerobic Processes
An evolutionary look at aerobic and anaerobic cellular processes, including a description of both processes and which one is better at making energy.

Embryology - An Evolution Definition
A brief definition of the term embryology and why it is considered evidence for evolution.

Speeding Up Coral Evolution
Some marine biologists are controversially using artificial selection to speed up coral evolution to combat the effects of global warming.

The Cretaceous - Tertiary Mass Extinction
The fifth major mass extinction event between the Cretaceous Period and the Tertiary Period of the. The K-T Extinction killed off the dinosaurs

Triassic - Jurassic Mass Extinction
The third mass extinction event, the Triassic-Jurassic Mass Extinction, is thought to have lasted 18 million years and had many causes.

Mass Extinction
A brief definition of mass extinction and how mass extinctions contribute to the evolution of species.

Prezygotic vs. Postzgotic Isolations
Speciation is due to reproductive isolation of populations, but are prezygotic isolations or postzygotic isolations more effective?

Primate Evolution - A Look at Some Adaptations
A look at some signature primate adaptations, including opposable thumbs and larger brains, and why they evolved.

Georges Louis Leclerc, Comte de Buffon - Biography
A brief biography of Georges Louis Leclerc, Comte de Buffon and his contributions to the Theory of Evolution.

Georges Cuvier Biography
A brief biography of Georges Cuvier, including how he influenced the Theory of Evolution.

The Oxygen Revolution
There was no oxygen in the atmosphere on early Earth. This is how the oxygen revolution happened and life evolved as a result.

Genotype vs. Phenotype
Definitions of the genetics terms genotype and phenotype and how genotype determines the phenotype of an individual.

Early Life Theories - Primordial Soup
Explanation of the primordial soup hypothesis and how organic compounds, and eventually life, can be made with non-organic materials.

Glossary of Evolution Terms
Definitions of commonly used terms related to evolution.

Can Microevolution Lead to Macroevolution?
A quick look at whether or not microevolution leads to macroevolution and the relationship between them

Lizard Evolution Virtual Lab - Evolution Labs
The HHMI Lizard Evolution Virtual Lab is a great hands on activity for high school science classes to supplement an evolution unit.

Amino Acid - Definition
A brief definition of the term Amino Acid including how it affects evolution of species.

Evolution
Evolution.

4 Types of RNA
4 types of RNA - definitions and explanations of their roles in gene expression: mRNA-messenger RNA, rRNA-ribosomal RNA, tRNA-transfer RNA, miRNA-MicroRNA

Evolution
Evolution.

Evolution
Evolution.

Evolution
Evolution.

Next Generation Science Standards - Evolution Resources
A list of informational articles and lesson plans with hands on activities that align with the Next Generation Science Standards for evolution.

Analogous Structures in Evolution - Definition
A brief description of how analogous structures are evidence for evolution. Includes examples and an in-depth look at evolutionary species.

Homologous Structures in Evolution
A description and examples of homologous structures and how they are evidence for evolution.

Gregor Mendel, Father of Genetics - A Brief Biography
A brief biography of Gregor Mendel, the father of Genetics.

What Is the Hardy Weinberg Principle?
A description of the Hardy Weinberg Principle and how the associated equation is used in evolution.

Alfred Russel Wallace
Biography of Alfred Russel Wallace who influenced Charles Darwin's Theory of Evolution through Natural Selection.

8 People Who Influenced Charles Darwin
Biographies of 8 people who influenced Charles Darwin's Theory of Evolution through Natural Selection.

James Hutton
Biography of James Hutton who influenced Charles Darwin's Theory of Evolution through Natural Selection.

Georges Cuvier
Biography of Georges Cuvier who influenced Charles Darwin's Theory of Evolution through Natural Selection.

Charles Lyell
Biography of Charles Lyell who influenced Charles Darwin's Theory of Evolution through Natural Selection.

Erasmus Darwin
Biography of Erasmus Darwin who influenced Charles Darwin's Theory of Evolution through Natural Selection.

Comte de Buffon
Biography of Georges Louis Leclerc,the Comte de Buffon, who influenced Charles Darwin's Theory of Evolution through Natural Selection.

Thomas Malthus
Biography of Thomas Malthus who influenced Charles Darwin's Theory of Evolution through Natural Selection.

Jean Baptiste Lamarck
Biography of Jean Baptiste Lamarck who influenced Charles Darwin's Theory of Evolution through Natural Selection.

Evolution of Eye Color in Humans
Evolution played a part in the appearance of different human eye colors.

Thomas Malthus Biography
A brief biography of Thomas Malthus and how he influenced Charles Darwin's ideas of Natural Selection.

Phylogenetics - Evolution Definition
An introduction to phylogenetics and how scientists use it to piece together the history of life on Earth.

Natural Selection Hands On Lesson Plan
An evolution lesson plan for a hands on activity to reinforce the ideas of natural selection.

Cenozoic Era - Geologic Time Scale
A brief description of the Cenozoic Era, the most recent era on the Geologic Time Scale.

Radiometric Dating Modeling Lab -Evolution Lesson Plans
An evolution lesson plan classroom activity that models radiometric dating of fossils using half-life.

What is Founder Effect - Evolution Definition
A brief definition of the genetics and evolution term founder effect, a type of genetic drift.

Evolution
Evolution.

5 Causes of Microevolution
5 Processes that cause microevolution - natural selection, migration, mutations, genetic drift

Evolution
Evolution.

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Evolution.

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Evolution.

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Evolution.

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Evolution.

5 Evolution Books Published in 2015
A list of 5 books about biological evolution published in 2015.

Evolution
Evolution.

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Evolution.

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Evolution.

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Evolution.

The Permian Mass Extinction
Information about the Earth's third major mass extinction event - The Permian Mass Extinction or the Great Dying.

5 Free Scopes Trial Videos
Links to 5 free online video clips about the Scopes Monkey Trial

Cenozoic Era - The Geologic Time Scale
A brief look at eras of the Geologic Time Scale - Cenozoic.

The Geologic Time Scale Eras
A brief look at the 4 eras of the Geologic Time Scale - Precambrian, Paleozoic, Mesozoic, and Cenozoic.

Precambrian Time - The Geologic Time Scale
A brief look at eras of the Geologic Time Scale - Precambrian

Paleozoic Era - The Geologic Time Scale
A brief look at eras of the Geologic Time Scale - Paleozoic

Mesozoic Era - The Geologic Time Scale
A brief look at eras of the Geologic Time Scale - Mesozoic

Non-Mendelian Genetics - Incomplete Dominance
A brief look at different types of Non-Mendelian Genetics inheritance patterns - Incomplete Dominance.

Non-Mendelian Genetics - Codominance
A brief look at different types of Non-Mendelian Genetics inheritance patterns - Co-dominance

Non-Mendelian Genetics - Multiple Alleles
A brief look at different types of Non-Mendelian Genetics inheritance patterns - Multiple Alleles

Non-Mendelian Genetics
Brief look at different types of Non-Mendelian Genetics inheritance patterns - incomplete dominance, codominance, sex-linked traits, multiple alleles

Non-Mendelian Genetics - Sex Linked Traits
A brief look at different types of Non-Mendelian Genetics inheritance patterns - Sex-linked Traits

4 Vestigial Structures Found in Humans - The Tail Bone
4 Vestigial Structures Found in Humans - The Tail Bone

4 Vestigial Structures Found in Humans
4 Vestigial Structures Found in Humans - appendix, plica luminaris, tail bone or coccyx, and the arrector pili.

4 Vestigial Structures Found in Humans - Appendix
4 Vestigial Structures Found in Humans - Appendix

4 Vestigial Structures Found in Humans - Plica Luminaris
4 Vestigial Structures Found in Humans - Plica Luminaris

4 Vestigial Structures Found in Humans - The Arrector Pili
4 Vestigial Structures Found in Humans - The Arrector Pili

Lynn Margulis - Biography of an Evolution Scientist
A biography of American evolution biologist Lynn Margulis.

5 Free Online Movie Clips About Natural Selection
5 free online movie clips about Natural Selection for use in a classroom or by anyone who wants to learn the basics of Natural Selection.

William Bateson - an Evolution Scientist
A brief biography of Evolutionary Biologist William Bateson.

Human Teeth and Evolution - Incisors
Human Teeth and Evolution - Incisors

Human Teeth and Evolution - Canines
Human Teeth and Evolution - Canines

Human Teeth and Evolution - Molars
Human Teeth and Evolution - Molars

Human Teeth and Evolution
Human Teeth and Evolution - how the modern human's teeth evolved.

Human Teeth and Evolution - Bicuspids
Human Teeth and Evolution - Bicuspids

John Ray - An Evolution Scientist
A brief biography of English Naturalist John Ray and his influence on the Theory of Evolution

Quick Evolution Activity - Explaining Imprint Fossils
A quick lab activity where students will explore and describe imprint fossils.

5 Interesting Facts About Charles Darwin
5 Interesting Facts About Charles Darwin that aren't normally found in textbooks.

Charles Darwin Married His Cousin
5 Interesting Facts About Charles Darwin that aren't normally found in textbooks.

Charles Darwin Had Connections to Buddhism
5 Interesting Facts About Charles Darwin that aren't normally found in textbooks.

Charles Darwin Influenced the Early History of Psychology
5 Interesting Facts About Charles Darwin that aren't normally found in textbooks.

Charles Darwin Was an Abolitionist
5 Interesting Facts About Charles Darwin that aren't normally found in textbooks.

Charles Darwin Was Born on the Same Day as Abraham Lincoln
5 Interesting Facts About Charles Darwin that aren't normally found in textbooks.

What is Evolution - explanation and definitions
Definitions and overview of the history evolution, natural selection, and evolution controversies. Includes brief mentions of evolution scientists.

Evolution Labs - Coacervates Lab
An evolution based lab in which students create coacervates to learn a possible way life may have started on Earth.

Next Generation Science Standards - Inheritance Resources
An explanation and list of resources for the Next Generation Science Standards - Inheritance and Variation of Traits.

Next Generation Science Standards for Schools
Read the explanation, resources, and lesson plans for the Next Generation Science Standards - Inheritance and Variation of Traits. Page 2.

Evolution
Evolution.

Human Ancestors - Australopithecus Group
A look at the major species within the human ancestor genus Australopithecus.

Evolution
Evolution.

Evolution
Evolution.

Evolution
Evolution.

Google Doodle Celebrates Evolution Discovery
The controversial Google Doodle on November 24, 2015 celebrated the discovery of human ancestor

Pop Culture and Evolution - The Hunger Games
A look at how evolution of species plays a role in The Hunger Games trilogy.

Genetic Drift / Allelic Drift - Definition
A brief definition of genetic drift, including special cases such as the bottleneck effect and founders effect.

How Did Skin Color Evolve?
There are many diverse skin colors across the world. How did these different skin colors come about?

Charles Darwin - Biography of Evolution Scientist
A brief look at the life of Charles Darwin, the most famous evolution scientist who often gets credit for coming up with the Theory of Evolution.

Endosymbiotic Theory
The endosymbiotic theory explains how cells evolved

Hugo de Vries - Biography
A brief biography of geneticist Hugo de Vries.

Evolution of the Human Brain - An Overview
The human brain has evolved over time to become the large and complex organ we see today in modern humans.

Early Life Theories - Panspermia Theory
The Panspermia Theory asserts life came to Earth on meteors

Alfred Russel Wallace - Biography
A short biography of Alfred Russel Wallace

Early Life Theories - Hydrothermal Vents
Hydrothermal vents in the ocean could be the place where life on Earth began.

Evolution
Evolution.

Evolution
Evolution.

Evolution
Evolution.

Progression of Scientific Thought
Progression of scientific thought - from hypothesis to theory to law.

Human Ancestors - Paranthropus Group
A list of known species of human ancestors included in the Paranthropus genus.

Evolution
Evolution.

Evolution
Evolution.

Evolution
Evolution.

How Fossils Form
A description of how fossils are formed and how they can be lost due to forces of nature.

Punching and the Evolution of Human Hand Shape
Some studies show evidence that the evolution of the human hand is partially caused by the need for humans to punch.

Evolution
Evolution.

Evolution
Evolution.

Human Ancestors - Ardipithecus Group
A list of human ancestors that belong to the Ardipithecus Group - Ardipithecus kaddaba, Ardipithecus ramidus, Orrorin tugenensis, Sahelanthropus tchadensis

Evolution
Evolution.

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Evolution.

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Evolution.

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Evolution.

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Evolution.

5 Common Misconceptions About Darwin
5 Common Misconceptions or Myths about Charles Darwin.

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Evolution.

Evolution
Evolution.

What is Darwinism? - an Evolution Definition
A brief introduction to what Darwinism is -- and what it is not.

Quick Evolution Activity - Evolution Telephone
A quick evolution activity that uses the children's game of Telephone to help explain DNA mutations and evolution.

4 Types of Chromosome Mutations -Evolution and Genetics
A look at several different types of chromosomal mutations and how they affect evolution.

Using Caminalcules to Model Phylogenetics
A hands on activity to make phylogenetic trees using the imaginary organisms called

Mesozoic Era - The Geologic Time Scale
A brief description of the Mesozoic Era on the Geologic Time Scale including dominant and newly formed species at the time.

Online Video Clips About Evolutionary Scientists
Short online video clips about some of the most famous evolutionary scientists and their discoveries.

What is a Chromosome - Evolution and Genetics Definition
A definition of the term chromosome and how one is made and used in evolution.

Transitional Fossils - Evolution Definition
A definition of transitional fossils and how they are important to evolution.

Cosmos: A Spacetime Odyssey Recap - Episode 109
A recap of episode 109, entitled The Lost Worlds of Earth, of the series Cosmos: A Spacetime Odyssey hosted by Neil deGrasse Tyson. Page 2.

Cosmos: A Spacetime Odyssey Episode 109 Recap
A recap of episode 109, entitled The Lost Worlds of Earth, of the series Cosmos: A Spacetime Odyssey hosted by Neil deGrasse Tyson.

Cosmos: A Spacetime Odyssey Episode 111 Recap
A recap of episode 11 of the TV show Cosmos: A Spacetime Odyssey with host Neil deGrasse Tyson. Page 2.

Recap of Cosmos Episode 111
A recap of episode 11 of the TV show Cosmos: A Spacetime Odyssey with host Neil deGrasse Tyson

Cosmic Evolution - Types of Evolution
Learn the differences between types of evolution in science - Biological Evolution - including the Theory of Evolution, Cosmic Evolution, and Chemical Evolution

3 Different Types of Evolution
Learn the differences between types of evolution in science - Biological Evolution - including the Theory of Evolution, Cosmic Evolution, and Chemical Evolution

Biological Evolution - Types of Evolution
Learn the differences between types of evolution in science - Biological Evolution - including the Theory of Evolution, Cosmic Evolution, and Chemical Evolution

Chemical Evolution - Types of Evolution
Learn the differences between types of evolution in science - Biological Evolution - including the Theory of Evolution, Cosmic Evolution, and Chemical Evolution

Epistasis - Evolution and Genetics Definition
A brief definition and example of the genetic and evolution term epistasis.

Natural Selection Always Improves a Species - Natural Selection Misconceptions
Misconceptions About Natural Selection -causes mutations, survival of the fittest, always improves species, average is normal, species adapt to humans

Species Can Just Adapt to Human Changes - Natural Selection Misconceptions
Misconceptions About Natural Selection -causes mutations, survival of the fittest, always improves species, average is normal, species adapt to humans

Only the Fittest Individuals Survive - Natural Selection Misconceptions
Misconceptions About Natural Selection -causes mutations, survival of the fittest, always improves species, average is normal, species adapt to humans

Natural Selection Causes Mutations - Natural Selection Misconceptions
Misconceptions About Natural Selection -causes mutations, survival of the fittest, always improves species, average is normal, species adapt to humans

5 More Misconceptions About Natural Selection
Misconceptions About Natural Selection -causes mutations, survival of the fittest, always improves species, average is normal, species adapt to humans

Extreme Phenotypes Are Not Desirable - Natural Selection Misconceptions
Misconceptions About Natural Selection -causes mutations, survival of the fittest, always improves species, average is normal, species adapt to humans

Bipedalism Hypothesis - Human Evolution
Human Evolution - Bipedalism Hypothesis - 5 reasons humans evolved the ability to walk upright on two feet

Bipedalism Hypothesis - Human Evolution - Carrying Objects
Human Evolution - Bipedalism Hypothesis - 5 reasons humans evolved the ability to walk upright on two feet

Bipedalism Hypothesis - Human Evolution - Using Weapons
Human Evolution - Bipedalism Hypothesis - 5 reasons humans evolved the ability to walk upright on two feet

Bipedalism Hypothesis - Human Evolution - Using Tools
Human Evolution - Bipedalism Hypothesis - 5 reasons humans evolved the ability to walk upright on two feet

Bipedalism Hypothesis - Human Evolution - Seeing Long Distances
Human Evolution - Bipedalism Hypothesis - 5 reasons humans evolved the ability to walk upright on two feet

Bipedalism Hypothesis - Human Evolution - Gathering
Human Evolution - Bipedalism Hypothesis - 5 reasons humans evolved the ability to walk upright on two feet

GMOs and Evolution - Genetically Modified Organisms
Explanation of a Genetically Modified Organism (GMO) and how it affects evolution.

What is the Wallace Line - Alfred Russel Wallace
The Wallace Line between Asia and Australia separates different, but related species. Evolution is affected by this imaginary boundary.

Theodosius Dobzhansky - Evolution Biography
A brief biography of Theodosius Dobzhansky and his contributions to the Theory of Evolution.

Precambrian Time Span - Evolution of Life
The earliest of the time periods on the Geologic Time Scale, the Precambrian Time Span saw the first signs of life on Earth and rise of eukaryotes.

Fossil Record - Incomplete Evidence for Evolution
Explanation of how fossils are formed and how the fossil record and supports the Theory of Evolution, even if it is incomplete.

Modeling Half Life Lab - Evolution Lesson Plans
An easy lesson plan for a lab activity using pennies to model half life of radioactive elements

Evolution of the Human Heart into Four Chambers
A look at how the human heart evolved from two and three chambered hearts into the four chambered structure it is today.

Evolution of Drug Resistance to Antibiotics in Bacteria
How drug or antibiotic resistance in bacteria is caused by evolution through natural selection.

Paleozoic Era - Definition
A brief look at the Paleozoic Era on the Geologic Time Scale, including its periods and life that could be found at that time.

President Barack Obama's Views on Evolution Education
A look at President Barack Obama's views on evolution and evolution education, along with his views on global climate change.

Index Fossils - Evolution Definition
A brief definition of the term index fossil and how it is related to evolution.

Genes - Evolution Definition
A brief definition of the evolution term genes.

Homeobox Genes - Evolution Definition
A brief definition of the genetics term Homeobox Gene and how its related to evolution.

Uniformitarianism - An Evolution Definition
A brief definition of the term Uniformitarianism and how it relates to evolution

Survival of the "Fittest"
Misconceptions About Natural Selection -Survival of the Fittest, Favors the Average, Darwin Invented It, Only Evolution Mechanism, Disappearing Traits

Natural Selection is the Only Mechanism for Evolution
Misconceptions About Natural Selection -Survival of the Fittest, Favors the Average, Darwin Invented It, Only Evolution Mechanism, Disappearing Traits

Unfavorable Traits Will Always Disappear
Misconceptions About Natural Selection -Survival of the Fittest, Favors the Average, Darwin Invented It, Only Evolution Mechanism, Disappearing Traits

5 Misconceptions About Natural Selection
Misconceptions About Natural Selection -Survival of the Fittest, Favors the Average, Darwin Invented It, Only Evolution Mechanism, Disappearing Traits

Natural Selection Favors the Average
Misconceptions About Natural Selection -Survival of the Fittest, Favors the Average, Darwin Invented It, Only Evolution Mechanism, Disappearing Traits

Charles Darwin Invented Natural Selection
Misconceptions About Natural Selection -Survival of the Fittest, Favors the Average, Darwin Invented It, Only Evolution Mechanism, Disappearing Traits

6 Things Darwin Didn't Know
6 Things Darwin Didn't Know About - Genetics, DNA, Evo-Devo, New Fossils, Bacterial Drug Resistance, Phylogenetics

Basic Genetics - 6 Things Darwin Didn't Know
6 Things Darwin Didn't Know About - Genetics, DNA, Evo-Devo, New Fossils, Bacterial Drug Resistance, Phylogenetics

DNA - 6 Things Darwin Didn't Know
6 Things Darwin Didn't Know About - Genetics, DNA, Evo-Devo, New Fossils, Bacterial Drug Resistance, Phylogenetics

Evo-Devo - 6 Things Darwin Didn't Know
6 Things Darwin Didn't Know About - Genetics, DNA, Evo-Devo, New Fossils, Bacterial Drug Resistance, Phylogenetics

Additions to the Fossil Record - 6 Things Darwin Didn't Know
6 Things Darwin Didn't Know About - Genetics, DNA, Evo-Devo, New Fossils, Bacterial Drug Resistance, Phylogenetics

Bacterial Drug Resistance - 6 Things Darwin Didn't Know
6 Things Darwin Didn't Know About - Genetics, DNA, Evo-Devo, New Fossils, Bacterial Drug Resistance, Phylogenetics

Phylogenetics - 6 Things Darwin Didn't Know
6 Things Darwin Didn't Know About - Genetics, DNA, Evo-Devo, New Fossils, Bacterial Drug Resistance, Phylogenetics

Endosymbiosis - The Evolution of Eukaryotic Cells
How eukarytoic cells evolved from prokaryotic cells

The Evolution of Eukaryotic Cells
How eukarytoic cells evolved from prokaryotic cells

Flexible Outer Boundaries - The Evolution of Eukaryotic Cells
How eukarytoic cells evolved from prokaryotic cells

Appearance of the Cytoskeleton - The Evolution of Eukaryotic Cells
How eukarytoic cells evolved from prokaryotic cells

Evolution of the Nucleus - The Evolution of Eukaryotic Cells
How eukarytoic cells evolved from prokaryotic cells

Waste Digestion - The Evolution of Eukaryotic Cells
How eukarytoic cells evolved from prokaryotic cells

Mechanical Isolation - Types of Prezygotic Isolation
5 Types of Prezygotic Isolation Mechanisms that prevent fertilization - Mechanical, Temporal, Behavioral, Habitat, Gametic

Temporal Isolation - Types of Prezygotic Isolation
5 Types of Prezygotic Isolation Mechanisms that prevent fertilization - Mechanical, Temporal, Behavioral, Habitat, Gametic

Behavioral Isolation - Types of Prezygotic Isolation
5 Types of Prezygotic Isolation Mechanisms that prevent fertilization - Mechanical, Temporal, Behavioral, Habitat, Gametic

Habitat Isolation - Types of Prezygotic Isolation
5 Types of Prezygotic Isolation Mechanisms that prevent fertilization - Mechanical, Temporal, Behavioral, Habitat, Gametic

Gametic Isolation - Types of Prezygotic Isolation
5 Types of Prezygotic Isolation Mechanisms that prevent fertilization - Mechanical, Temporal, Behavioral, Habitat, Gametic

Types of Prezygotic Isolation Mechanisms
5 Types of Prezygotic Isolation Mechanisms that prevent fertilization - Mechanical, Temporal, Behavioral, Habitat, Gametic

Evolutionary Clocks
A brief definition of a evolutionary clocks and how they are used to determine evolutionary relationships.

What is a Niche?
A brief definition of an ecological niche.

The Dobzhansky-Muller Model
A brief look at the reproductive isolation mechanism known as the Dobzhansky-Muller Model.

Postzygotic Isolation - Evolution Definition
Reproductive isolating mechanisms that happen after a zygote has been formed that leads to speciation.

Genotype
A brief definition of the evolution and genetics term genotype

Norm of Reaction
A brief definition of the evolution term norm of reaction.

Tips for Teaching Evolution
7 tips for teaching evolution in the high school science classroom

Patterns of Macroevolution - Gradualism
Patterns of Macroevolution - Convergent Evolution, Divergent Evolution, Coevolution, Gradualism, Punctuated Equilibrium, Extinction

Patterns of Macroevolution - Convergent Evolution
Patterns of Macroevolution - Convergent Evolution, Divergent Evolution, Coevolution, Gradualism, Punctuated Equilibrium, Extinction

Patterns of Macroevolution - Punctuated Equilibrium
Patterns of Macroevolution - Convergent Evolution, Divergent Evolution, Coevolution, Gradualism, Punctuated Equilibrium, Extinction

Patterns of Macroevolution - Extinction
Patterns of Macroevolution - Convergent Evolution, Divergent Evolution, Coevolution, Gradualism, Punctuated Equilibrium, Extinction

Patterns of Macroevolution - Divergent Evolution
Patterns of Macroevolution - Convergent Evolution, Divergent Evolution, Coevolution, Gradualism, Punctuated Equilibrium, Extinction

Patterns of Macroevolution
Patterns of Macroevolution - Convergent Evolution, Divergent Evolution, Coevolution, Gradualism, Punctuated Equilibrium, Extinction

Patterns of Macroevolution - Coevolution
Patterns of Macroevolution - Convergent Evolution, Divergent Evolution, Coevolution, Gradualism, Punctuated Equilibrium, Extinction

Levels of the External Hierarchy of Life - Populations
Levels of the External Hierarchy of Life - individuals, populations, communities, ecosystems, biosphere

Levels of the External Hierarchy of Life - Ecosystems
Levels of the External Hierarchy of Life - individuals, populations, communities, ecosystems, biosphere

Levels of the External Hierarchy of Life - Biosphere
Levels of the External Hierarchy of Life - individuals, populations, communities, ecosystems, biosphere

Levels of the External Hierarchy of Life - Communities
Levels of the External Hierarchy of Life - individuals, populations, communities, ecosystems, biosphere

Levels of the External Hierarchy of Life - Individuals
Levels of the External Hierarchy of Life - individuals, populations, communities, ecosystems, biosphere

Levels of the External Hierarchy of Life
Levels of the External Hierarchy of Life - individuals, populations, communities, ecosystems, biosphere

The Devonian Mass Extinction
A look at the causes and outcomes of the second mass extinction event in the history of life on Earth - the Devonian Mass Extinction event.

Ordovician Mass Extinction
A brief description of the first mass extinction event in the Ordovician Period of the Paleozoic era including causes and what species were affected.

Adaptation
Definition of the word adaptation and how it relates to evolution.

What is the Evolutionary Arms Race?
A brief description of the evolutionary arms race.

The Coalescent Theory
An explanation of the Coalescent Theory and how it applies to evolution.

5 Common Misconceptions of Evolution
There is no argument that evolution is a controversial topic. However, these debates lead to many misconceptions about the Theory of Evolution.

5 Common Misconceptions of Evolution - humans came from monkeys
5 Common Misconceptions of Evolution - humans came from monkeys

5 Common Misconceptions of Evolution - evolution is just a theory
5 Common Misconceptions of Evolution - evolution is just a theory and not fact

5 Common Misconceptions of Evolution - individuals can evolve
5 Common Misconceptions of Evolution

5 Common Misconceptions of Evolution - evolution takes a very long time
5 Common Misconceptions of Evolution - evolution takes a very long time

5 Common Misconceptions of Evolution - if you believe in evolution you can't believe in God
5 Common Misconceptions of Evolution - if you believe in evolution you can't believe in God

One Gene Could Have Started Multicellular Life
Researchers find a single DNA mutation in yeast that can cause unicellular organisms to become multicellular organisms.

How the Turtle Got Its Shell
Scientists discovered missing link fossils of turtle ancestors that answer the question of how the turtle shell evolved.

Reproductive Isolation
A brief look at how different types of reproductive isolation affect evolution through speciation.

All About Speciation
Explanations of what a species is, how speciation happens, and how it drives evolution.

Speciation - Evolution Definition
Defining what is a species and the processes that explain how they change over time.

Sex-linked Traits - Evolution Definition
A brief definition and description of sex-linked traits and how they affect inheritance patterns.

Codominance - Evolution Definition
A brief definition and description of the Genetics term codominance

Earth's First Catalysts Discovered
Scientists at the University of North Carolina discover two important ancient catalysts for the origin of life on Earth.

How Earth Changes Affect Evolution
How Earth Changes Affect Evolution - Continental Drift, Global Climate Change, Volcanic Eruptions, Space Debris, Atmospheric Changes

How Earth Changes Affect Evolution - Global Climate Change
How Earth Changes Affect Evolution - Global Climate Change

How Earth Changes Affect Evolution - Space Debris
How Earth Changes Affect Evolution - Space Debris

How Earth Changes Affect Evolution - Atmospheric Changes
How Earth Changes Affect Evolution - Atmospheric Changes

How Earth Changes Affect Evolution - Continental Drift
How Earth Changes Affect Evolution - Continental Drift

How Earth Changes Affect Evolution - Volcanic Eruptions
How Earth Changes Affect Evolution - Volcanic Eruptions

5 Types of Selection - Sexual Selection
5 Types of Selection - Sexual Selection

5 Types of Selection
5 Types of Selection - Stabilizing Selection, Directional Selection, Disruptive Selection, Artificial Selection, Sexual Selection

5 Types of Selection - Directional Selection
5 Types of Selection - Directional Selection

5 Types of Selection - Disruptive Selection
5 Types of Selection - Disruptive Selection

5 Types of Selection - Stabilizing Selection
5 Types of Selection - Stabilizing Selection

5 Types of Selection - Artificial Selection
5 Types of Selection - Artificial Selection

The Current Mass Extinction
Scientists at the University of California - Berkeley predict that we are in the middle of the sixth mass extinction event

Shirley M. Tilghman
A brief biography of Shirley Tilghman and how her scientific contributions influenced the Theory of Evolution.

Nancy A. Moran
A brief biography of Nancy Moran and how her scientific contributions influenced the Theory of Evolution.

Nicole King
A brief biography of Nicole King and how her scientific contributions influenced the Theory of Evolution.

5 Contemporary Women Scientists Who Influenced the Theory of Evolution
Short biographies of 5 contemporary women scientists who influenced the Theory of Evolution.

Mary-Claire King
A brief biography of scientist Mary-Claire King and how her contributions influenced the Theory of Evolution.

Sarah Blaffer Hrdy
A brief biography of Sarah Blaffer Hrdy and how her contributions influenced the Theory of Evolution.

Most Recent Common Ancestor - Evolution Definition
A brief definition of the evolution term Most Recent Common Ancestor.

Levels of Taxonomy
A brief look at the levels of classification in taxonomy - domain, kingdom, phylum, class, order, family, genus, species.

Differential Reproductive Success - Evolution Definition
A brief definition of the evolution term differential reproductive success.

Let's See the Proof!
Many people argue against evolution because they want to see the proof of one species changing into another.

Tips on Winning an Evolution Debate
These are some quick tips on how to win an organized debate or heated discussion when arguing a pro-evolution stance.

Charles Darwin's Finches and the Theory of Evolution
Explaining Charles Darwin's finches and how the study of them on the Galapagos Islands and South American mainland led to the theory of evolution.

10 Questions to Ask Your Biology Teacher About Evolution - Human Origins
Answers to

10 Questions to Ask Your Biology Teacher About Evolution - Origin of Life
Answers to

10 Questions to Ask Your Biology Teacher About Evolution - Tree of Life
Answers to

10 Questions to Ask Your Biology Teacher About Evolution - Homology
Answers to

10 Questions to Ask Your Biology Teacher About Evolution - Vertebrate Embryos
Answers to

10 Questions to Ask Your Biology Teacher About Evolution - Archaeopteryx
Answers to

10 Questions to Ask Your Biology Teacher About Evolution - Peppered Moths
Answers to

10 Questions to Ask Your Biology Teacher About Evolution - Mutant Fruit Flies
Answers to

Answers to "10 Questions to Ask Your Biology Teacher About Evolution"
Answers to

10 Questions to Ask Your Biology Teacher About Evolution - Fact
Answers to

10 Questions to Ask Your Biology Teacher About Evolution - Darwin's Finches
Answers to

Tips for Teachers - Handling Anti-Evolution Students
Tips for teachers on how to deal with stubborn anti-evolution students.

Big Brains, Smaller Muscles
Scientific research suggests that humans possess more metabolic chemicals in their brains that make them have bigger brains and smaller muscles

Human Ancestors - Homo Group
Human Ancestors - Homo Group. Evolution.

Human Ancestors
Human Ancestors. Evolution.

Human Ancestors - Australopithecus Group
Human Ancestors - Australopithecus Group

Human Ancestors - Ardipithecus Group
Human Ancestors - Ardipithecus Group

Human Ancestors - Paranthropus Group
Human Ancestors - Paranthropus Group

Periods of the Cenozoic Era
Periods of the Cenozoic Era. Evolution.

The Tertiary Period (65 million years ago - 2.6 million years ago)
Periods of the Cenozoic Era. - Tertiary Period

The Quaternary Period (2.6 million years ago - the present)
Periods of the Cenozoic Era.- Quaternary Period

Periods of the Mesozoic Era
Periods of the Mesozoic Era. Evolution.

Triassic Period (251 million years ago - 200 million years ago)
Periods of the Mesozoic Era - Triassic Period

Jurassic Period (200 million years ago - 145 million years ago)
Periods of the Mesozoic Era - Jurassic Period

Cretaceous Period (145 millions years ago - 65 million years ago)
Periods of the Mesozoic Era - Cretaceous Period

Periods of the Paleozoic Era
Periods of the Paleozoic Era. Evolution.

Cambrian Period (542 - 488 million years ago)
Periods of the Paleozoic Era - Cambrian Period

Silurian Period (444 - 416 million years ago)
Periods of the Paleozoic Era - Silurian Period

Devonian Period (416 - 359 million years ago)
Periods of the Paleozoic Era - Devonian Period

Carboniferous Period (359 - 297 million years ago)
Periods of the Paleozoic Era - Carboniferous Period

Permian Period (297 - 251 million years ago)
Periods of the Paleozoic Era - Permian Period

Ordivician Period (488 - 444 million years ago)
Periods of the Paleozoic Era - Ordivician Period

The Great Dying Explained?
Researchers who study the mass extinction at the end of the Paleozoic Era - or the Great Dying - believe microbes are responsible.