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 ...

The bumphead sunfish (Mola alexandrini) is one of the strangest and most impressive giants in the ocean. With a flattened, ...

A new study finds that warming temperatures are causing Antarctic penguins to breed earlier, threatening some species with ...

Penguins across Antarctica are breeding weeks earlier as temperatures rise, signaling rapid climate change and growing risks ...

The Amazon rainforest is often called the “lungs of the Earth” and credited with producing some 20 percent of the world’s ...