Rediscovery of world's smallest snake, Barbados threadsnake, sparks hope for wildlife protection on Caribbean island.

It was Tetracheilostoma carlae, the Barbados threadsnake. It’s the smallest known snake in the world. The species had not ...

Katie Ledecky leads the Americans on Tuesday at the swimming world championships, where the United States is the gold-medal ...

Andrew McCutchen hit a go-ahead homer and the Pittsburgh Pirates beat San Francisco 6-5 Monday night for their third straight ...

Sargassum, the stinky brown-and-green seaweed piling up along Florida beaches, is getting worse thanks to warmer seas, experts say.

Sophie the Corgi dog touched countless hearts with just one snapshot after her rapturous afternoon nap went viral. But what's ...