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This interactive video explores how two scientists tracked the 2013 Ebola outbreak in West Africa. 

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

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.

A number of questions are embedded within the short film The Making of the Fittest: The Birth and Death of Genes, which illustrates how gene duplications and mutations have led to remarkable physiological adaptations in Antarctic fish.

This tutorial describes three examples of recent human adaptations: lactose tolerance, sickle cell disease, and bitter taste perception.

This interactive, modular lab explores how the ELISA method can be used to test blood samples for evidence of certain diseases.