Humans don’t have a defined mating season like deer or wolves. Here’s how evolution blended biology, culture and social life into year-round intimacy.

Their icy hunting grounds are rapidly shrinking, but polar bears in Norway's remote Svalbard archipelago have defied the odds by bulking up instead of wasting away, a study said Thursday.

Tucked away on the grounds of St. Bernard Abbey, this four-acre wonderland is home to 125 miniature reproductions of some of ...

A woman walks behind a screen with a replica of “The Last Judgment,”superimposed on it that covers the scaffolding used for ...