What is this weird purple slime that is clotting Norway's fjords?

Tennessee town awakens to spider invasion

Microscopic parasite is actually a tiny jellyfish, scientists discover

Photographer gives thanks for nature's tiniest gifts

World's weirdest slug is shaped like a fish and glows in the dark

Apple-sized diamond unearthed in Botswana

U.S. puts an end to all experiments on chimps

Fear of spiders? The London zoo wants to help

The majesty of Mount Everest is coming to virtual reality

A cat has the surface area of a Ping-Pong table

Is SeaWorld really ending its captive whale program? Well, no ...

Coldhearted people are immune to contagious yawning, study finds