Polar bears changing hunting and dietary habits as ice shrinks
January 28, 2014, 11:19 a.m. by Tia Ghose, LiveScience
As it becomes more difficult to get their winter bulk on, polar bears are turning to caribou and snow geese for food.
What killed polar bear Knut?
January 6, 2014, 1:15 p.m. by Jeanna Bryner, LiveScience
Knut's brain had severe inflammation due to encephalitis, but doctors are unsure what triggered the encephalitis in the first place.
How can lasers protect polar bears from oil drilling?
December 18, 2013, 1:03 p.m. by Tia Ghose, LiveScience
The laser mapping technology can help identify polar bear dens that are often threatened by the influx of oil and gas drilling expeditions during the winter.
Live webcam offers rare glimpse of migrating polar bears
November 4, 2013, 12:10 p.m. by Laura Moss
Explore.org has affixed several high-definition cameras to locations in Churchill, Manitoba, the 'Polar Bear Capital of the World.'
Forget polar bears: Global warming will hit the tropics first
October 9, 2013, 1:19 p.m. by Becky Oskin, LiveScience
In the next decade, the tropics will suffer unprecedented climate change effects, long before the Arctic and its polar bears see big shifts.
Gus, New York City's beloved neurotic polar bear, has died at 27
August 28, 2013, 6:16 p.m. by Melissa Breyer
The Central Park Zoo’s celebrated star was made famous when an animal psychologist was called in to address the bear’s problems.
Orphaned polar bear arrives in New York
May 16, 2013, 12:49 p.m. by Live Science
Kali will be raised alongside Luna, a cub that was abandoned by its mother.
Polar bear's origins still befuddles scientists
March 15, 2013, 1:51 p.m. by Tia Ghose, LiveScience
Despite earlier studies suggesting polar and brown bears diverged 150,000 years ago, new evidence suggests they split a long time ago.
Proposal to ban trade in polar bear parts fails at international wildlife conference
March 7, 2013, 10:43 a.m. by John Platt
The U.S.-backed proposal was opposed by Canada, which is home to two-thirds of the world's polar bears.