Polar Bears
Latest about Polar Bears
![A large male polar bear returns to feed on a fin whale carcass.](https://cdn.mos.cms.futurecdn.net/LdirJ8w3tfL4ZPfRUof8XW-320-80.jpg)
Dawn of Polar Bears Far Earlier Than Thought
By Jennifer Welsh published
New data overturns thinking on polar bear ancestry
![This polar bear, captured and immobilized by USGS scientists, shows hair loss and oozing sores on the left side of its neck. The cause of the alopecia and lesions is still unknown.](https://cdn.mos.cms.futurecdn.net/LJ3Kuu9kgtUWvKnhym4Tsc-320-80.jpg)
Patchy Polar Bears Puzzle Scientists
By Live Science Staff published
Scientists are at a loss to explain the animals' odd fur loss.
![null](https://cdn.mos.cms.futurecdn.net/jeFgFzZdMMv8u68u9GkHNi-320-80.jpg)
Polar Bear Researcher Suspended, Spurring Alarm
By Stephanie Pappas published
A wildlife biologist in Alaska is suspended, but no one is saying why.
![polar bears swimming](https://cdn.mos.cms.futurecdn.net/X6cK9N2dPTxSUVon8sq2dZ-320-80.jpg)
Climate Change Forcing Polar Bears to Swim Longer Distances
By Remy Melina published
Melting sea ice is increasing polar bear cubs' mortality rates because their mothers are forced to swim longer distances in search of steady ice or land.
![polar bears swimming](https://cdn.mos.cms.futurecdn.net/wPzSxXKy2rxSeVPmDneSrY-320-80.jpg)
Gallery: Stunning Photos of Polar Bears in the Arctic
By Remy Melina published
Warmer temperatures from climate change are forcing polar bears to swim longer distances to find stable sea ice.
![polar bear, arctic,](https://cdn.mos.cms.futurecdn.net/9iBEvqrcCE5i7iTugdd8ra-320-80.jpg)
Mother of all Polar Bears: An Irish Brown Bear?
By Jennifer Welsh published
Modern polar bears all seem to share some genes. It just so happens these genes come from an Irish brown bear living over 20,000 years ago.
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