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The Immune System

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

Beetle keeps rivals off scent of food buried for offspring

Some beetles roll the flesh of dead animals into a ball and cover it in goop — all to feed their future offspring. Now scientists think that goo might do more than just slow decay. It also appears to hide the scent of the decomposing bounty and boosts another odor that repels competitors.

Mystery of the Missing Tusks

This activity explores images of elephants with and without tusks, which serve as phenomena for learning about selection and human impacts on the frequency of traits within populations.

Scientist Role Models

In this activity, students find a scientist with whom they can relate in some way and then explore and reflect upon the impact of that scientist’s work.

US clears first saliva test to help diagnose new virus

Rutgers University researchers have received U.S. government clearance for the first saliva test to help diagnose COVID-19, a new approach that could help expand testing options and reduce risks of infection for health care workers.