Evolution

Dating Corn Domestication Using Carbon Isotopes

This activity guides the analysis of a published scientific figure from a study on prehistoric human food sources. In this study, scientists used carbon isotopes to determine how the advent of agriculture affected human diets.

Anatomy & Physiology
Evolution
Science Practices
Data Points
High School — General
High School — AP/IB
College

Lizards in the Cold

This activity guides the analysis of a published scientific figure from a study that investigated how anole lizards may adapt to extremely cold temperatures.

Anatomy & Physiology
Evolution
Earth Science
Science Practices
Data Points
High School — General
High School — AP/IB
College

Mate Choice in Spiders

This activity guides the analysis of a published scientific figure from a study that investigated how males in a species of sexually cannibalistic spiders choose their mates.

Anatomy & Physiology
Evolution
Science Practices
Data Points
High School — General
High School — AP/IB
College

Selective Breeding in Maize

This activity guides the analysis of a published scientific figure from the world’s longest-running controlled artificial selection study, in which scientists tested whether they could use selective breeding to change the protein concentration of maize (corn).

Anatomy & Physiology
Evolution
Science Practices
Data Points
High School — General
High School — AP/IB
College

How Can We Measure Elephant Populations?

In this activity, students use an interactive tool to simulate how scientists collected and used sample data to estimate elephant population sizes.

Ecology
Environmental Science
Science Practices
Click & Learn
High School — General
High School — AP/IB
College

The Origin of Flight: What Use Is Half a Wing?

In this video, biologist Ken Dial demonstrates that birds use their wings for more than just flying, which may help us understand how dinosaurs used their small wing-like limbs before the evolution of flight.

Anatomy & Physiology
Evolution
Science Practices
Scientists at Work
High School — General
High School — AP/IB
College

Lizards in Hurricanes

This activity explores images of anole lizards subjected to strong winds, which serve as phenomena for learning about natural selection and the impacts of extreme climate events.

Anatomy & Physiology
Evolution
Earth Science
Phenomenal Images
High School — General
High School — AP/IB
College

Evolution At Warp Speed

This activity explores an image of the MEGA-Plate experiment, which serves as a phenomenon for learning about antibiotic resistance and evolution by natural selection.

Microbiology
Evolution
Phenomenal Images
High School — General
High School — AP/IB
College

Inbreeding in Island Wolves

This activity guides the analysis of a published scientific figure from a study that explored inbreeding depression in a small, isolated population of wolves.

Genetics
Evolution
Environmental Science
Science Practices
Data Points
High School — General
High School — AP/IB
College

Preserving Maize Genetic Diversity

This video follows germplasm bank coordinator Cristian Zavala Espinosa and geneticist Sarah Hearne, who are part of the global effort to preserve the genetic diversity of maize (corn).

Genetics
Evolution
Environmental Science
Scientists at Work
High School — General
High School — AP/IB
College