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

Eco anxiety is very real, so we share this year's most uplifting stories to prove there’s hope for our climate. View on ...

Researchers have dated vertebrae from a massive prehistoric shark thought to have ruled the waves off northern Australia back ...

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 ...

Cassius was an 18-foot-long saltwater crocodile living in captivity in Marineland Crocodile Park in Australia. He died last ...

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