Learn how the emergence of new plankton species started life's swift recovery after the asteroid impact that killed most ...

Scientists have long focused on quantifying fear and other negative emotions in animals. Now they’re trying to measure positive feelings — and it’s a challenge.

The name mikazuki isn’t random. It is a nod to the local history of the Tohoku region, derived from the Japanese word for ...

They race, they leap, they spin, they shoot. Meet the organisms for whom physical prowess is more than sport — it’s a matter ...