Michael and Beth Richardson's military training prepared them for always being away from home. The couple has visited 50 ...

Roughly twenty miles above Earth's surface, in a largely invisible layer of the atmosphere called the stratosphere, some of ...

A new paper by University of Rhode Island post-doctoral researchers Emily Sperou and Renato Borras-Chavez published in the ...

The video reveals the moment the keeper decides to step away from venomous reptiles entirely. Years of handling dangerous ...

Learn why polar bears have white fur and other cool facts, plus WWF’s efforts to protect them and their Arctic habitat from ...