A sudden shift in a popular prediction market has experts and the public both believing the world is just days away from ...

Accounts of the creatures have been circling among veterans but photographs taken on remote edges of the mountains last week ...

A foot fossil found in Ethiopia belonged to an ancient human. The finding could knock one of the most famous names in human evolution from her spot on the family tree.

If your feed regularly surfaces 45-minute breakdowns of art history or two-hour explorations of urban planning, ...