1 - 12 of 320 results

Trees on the Serengeti

This activity explores images of tree growth in the Serengeti over time, which serve as a phenomenon for learning about and modeling species interactions in ecosystems.

Ecology
Environmental Science
Science Practices
Phenomenal Images
High School — General
High School — AP/IB
College

Sickle Cell: Natural Selection in Humans

This film explores the evolutionary connection between an infectious disease, malaria, and a genetic condition, sickle cell disease.

Genetics
Evolution
Short Films
High School — General
High School — AP/IB
College

Mapping Migrations: The Bird Genoscape Project

This video follows an international team of researchers as they collect data to map migratory bird populations in the US and Mexico.

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

Why Can Some Digest Dairy and Others Cannot?

In this activity, students investigate the phenomenon of lactase persistence by making sense of a series of data sets.

Biochemistry & Molecular Biology
Genetics
Evolution
Lessons
High School — General
High School — AP/IB
College

How Do Some Cells Affect Mouse Color?

In this phenomenon-driven activity, students investigate how cells are signaled to make melanin and explain how mutations in melanin pathway proteins affect the coat color of various organisms.

Cell Biology
Genetics
Lessons
High School — General
High School — AP/IB
College
Image of two dogs sitting outside.

Canine Conservationists

Release Date
Duration 00:27:51

Dogs are sniffing out dwindling populations of koalas and helping scientists eliminate invasive foxes that devastate native sea turtle populations.

Image of an axolotl salamander swimming.

Salamander of the Gods

Release Date
Duration 00:27:51

Scientists and farmers in Mexico City are working together to conserve the axolotl. Another team is partnering with salamander-breeding nuns to save a closely-related species—the achoque.

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
Image of a beaver swimming.

Beaver Fever

Release Date
Duration 00:27:48

The return of beavers to the British countryside is boosting biodiversity, reducing storm-induced flooding, and restoring wilderness to an over- manicured landscape.

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