We stepped into a cave so massive, it makes sports stadiums look small. With ceilings towering hundreds of feet overhead and chambers stretching farther than the eye can see, this place defies ...

Reindeer herders in a Russian Arctic archipelago have found an immaculately preserved carcass of an Ice Age cave bear, researchers said Monday.

Indeed, Hoyo Negro is proving to be one of the most important fossil sites in the world, offering a stunning window into an ancient and untamed past.

The Bear Cave’s Edwin Dorsey has publicly accused short seller Hindenburg Research of plagiarism on the heels of both firms targeting video game stock Roblox.

Read about these 5 gigantic ancient bears that towered over today's bears! Find out where they lived and why they went extinct.

A tiny crustacean that is considered “giant” was discovered as a new species in Totem Pole Cave in Australia. It has claws and teeth.