Pumas in Patagonia, Argentina are eating penguins in a national park — and it's changing how the big cats are interacting ...

Tiny organisms called algae can have an outsized impact on working waterfronts. While many benefit their ecosystems, others ...

A new road being built led to the bones of two giant ground sloths being discovered in Wilmington, launching them into local ...

Giant mosasaurs, once thought to be strictly ocean-dwelling predators, may have spent their final chapter prowling freshwater ...

Club Penguin was a massively multiplayer online social virtual world website aimed at children. Club Penguin allowed millions of players to create their own penguin avatar, chat, play minigames, and ...