Smithsonian Institution
National Museum of Natural History: Human Evolution Timeline Interactive
Explore the evidence for human evolution in this interactive timeline - climate change, species, and milestones in becoming human. During the period of human evolution, the Earth's climate has fluctuated between warm and cold. Some of...
PBS
Pbs: Biogeography Polar Bears and Penguins
From the Evidence for Evolution Library at PBS, this is a short article about biogeography. The distribution of animals is one source of evidence for Darwin's descent with modification.
PBS
Pbs: Evolution: Origins of Humankind: Homo Sapiens
Read a description of Homo sapiens as a species, learn about the variety of Homo sapiens fossils that have been found, and discover evidence of the culture of these early people.
PBS
Pbs Learning Media: Darwin's Letters to Lyell
In this letter written to his friend and mentor Charles Lyell less than three weeks after the publication of "On the Origin of Species", Darwin describes the reaction of the great anatomist Richard Owen to his theory. From Charles...
Khan Academy
Khan Academy: Answers to Exploration Questions: Human Evolution
On this site, find answers to the exploration activity on human evolution. Questions discuss both physical traits of hominid as well as DNA evidence.
CPALMS
Cpalms: Name That Embryo
In this lesson, students will look at images of embryos from different organisms and identify similarities and differences between them to indicate possible evolutionary relationships. Includes PowerPoint and student handouts.
Open Curriculum
Open Curriculum: Studying the History of Life
This in-depth article illustrates the concept of geologic time, and helps the learner understand why fossils are rare.
American Institute of Biological Sciences
Action Bioscience: Intelligent Design?
Immerse yourself in evidence supporting and rejecting the ideas of intelligent design.
Vision Learning
Visionlearning: Ideas in Science: Theories, Hypotheses, and Laws
Learning module looking at scientific explanations. Discussion covers theories and how they develop, some well-known theories and their origins, and how theories are revised and refined. Also, covers hypotheses and laws. The three...
American Institute of Biological Sciences
Action Bioscience: Evidence and the Cambrian Explosion
Discover the scientific data that supports the significance of the Cambrian explosion.
John Wiley & Sons
Wiley: Earth Through Time: Life of the Paleozoic: Phylum Chordata
Learn about the evolution of life in the Paleozoic Era based on fossil evidence of the five classes of fishes. Read about the role these chordates played in the evolution of tetrapods.
Other
Evolution for Teaching: School of Science and Engineering
A reference page containing information related to evolution. Topics discussed on the page is the theories, human evolution, evolutionary evidence, Darwin, and Earth's history.
National Health Museum
Nhm: Restriction Maps to Cladograms Lesson
This lesson plan requires students to analyze DNA restriction maps to determine the differences in the sequence for several primates and humans. They then use the information to create a cladogram.
Science Education Resource Center at Carleton College
Serc: Digging for Fossils: Studying Fossils as Evidence for Human Evolution
As students dig for paper fossils, they make observations of brain size, teeth, hands, thumbs, trunks, pelvis, foot and big toes to determine characteristics of chimpanzees and humans. Then, they dig up and analyze a new fossil...
CK-12 Foundation
Ck 12: Earth Science: Development of Theories
[Free Registration/Login may be required to access all resource tools.] Examines theories and laws in science.
Cold Spring Harbor Laboratory
Dna From the Beginning: Living Things Share Common Genes
This multimedia article includes animations, pictures, video, biographical information, and quiz questions that are accessed by clicking on buttons along the bottom of the page. Here you can see how common genes are evidence for common...
Other
The Expanding Balloon Experiment
Great science experiment to help aide in the understanding of the Big Bang Theory. Students are able to complete this experiment with little materials and individually.
Story Behind the Science
Story Behind the Science: Ice Ages, an Alien Idea [Pdf]
Article describing the scientific evolution of theories about the ice ages and glaciation. The international efforts of scientists are noted, as well as the influence of societal mores on how long it would generally take for new ideas to...
PBS
Pbs Learning Media: Tetrapod Limbs
This illustration from Evolution by Monroe W. Strickberger shows the remarkable similarities between the bones in the forelimbs of various tetrapods, all of whose limbs serve very different functions.
CK-12 Foundation
Ck 12: Life Science: Fossils
[Free Registration/Login may be required to access all resource tools.] Fossils are the preserved remains of animals, plants, and other organisms from the distant past. By studying fossils, evidence for evolution is revealed....
CK-12 Foundation
Ck 12: Biology: Living Species
[Free Registration/Login may be required to access all resource tools.] Discusses how evidence from living species provides clues about evolution.
CK-12 Foundation
Ck 12: Life Science: Influences on Darwin
[Free Registration/Login may be required to access all resource tools.] When Darwin returned to England at the end of his voyage, he did not rush to announce his discoveries. He did not want to present any ideas unless he had strong...
CK-12 Foundation
Ck 12: Biology: Fossils
[Free Registration/Login may be required to access all resource tools.] Describes how fossils help us understand the past.
University of California
Ucmp: Aves: Fossil Record
A very good article on the fossil evidence and the prominent theory on the evolution of birds. Addresses both sides and presents information. Predominently agrees with the pro-dinosaurian point of view.