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In this Click & Learn, students explore factors that contribute to patterns seen in the Keeling Curve: a continuous record of atmospheric CO₂ starting in 1958.

This interactive module introduces the anatomy of the immune system and walks through the timeline of a typical immune response.

This video case study explores the approaches scientists used to identify a mutation that causes retinitis pigmentosa (RP), a progressive disease that leads to blindness.

This video case study explores whether elephants can detect, interpret, and respond to signals delivered by underground vibrations.

This video case study explores whether fungicides play a role in the decline of bee populations.

This interactive module allows students and educators to build models that explain how the Earth system works. The Click & Learn can be used to show how Earth is affected by human activities and natural phenomena.

This interactive module explores the biology of sex determination and development in humans, set against the backdrop of the different sex testing policies implemented throughout sports history.

This interactive module allows students and educators to document, annotate, and reflect upon scientific research processes.

This interactive module connects to an online citizen science platform for identifying animals in photos collected by trail cameras in Darién and Soberanía National Parks in Panama.

This interactive module explores biomes, climate, biodiversity, and human impacts around the globe and at different times.

This interactive module allows students to examine evidence from brain anatomy, tissue histology, and genetic studies to identify possible targets for the treatment of Alzheimer’s disease.

This interactive module explores methods used to survey large animal populations, and what they have revealed about the current state of the African elephant population.