Braving icy waters, 1,300 participants raised funds at the 23rd Polar Bear Challenge, supporting wishes for Idaho children ...

Organizers expect hundreds of people to join the challenge, and the event is open to anyone willing to brave the frigid temperatures for a good cause.

When scientists in Canada came across a female polar bear with two cubs in the fall, they made an unusual discovery: One of the young was not her own offspring but instead a rare documented example of ...