The methods used to make flu vaccines are slow and sometimes unreliable, and new viruses threaten to outrun them. Can researchers find a way to stay ahead?

An afternoon spent with the famous gorilla who knows sign language, and the scientist who taught her how to “talk”

Researchers believe that gut bacteria may be to blame for some of the condition’s physical and emotional symptoms.

To a surprising degree, our political beliefs may derive from a specific aspect of our biological makeup: our propensity to feel physical revulsion.

The helmeted hornbill can’t procreate without a particular type of tree hole, so scientists are trying to build it artificial ones.

American culture is becoming more and more preoccupied with nature. What if all the celebrations of the wild world are actually manifestations of grief?