Polar Bears

Here's a look at the cute furball, a polar bear named Knut.

Tough times are in store for Canada's Hudson Bay polar bears if warming continues.

If greenhouse emissions drop, polar bears have a fighting chance at survival.

Amid climate change, geese and bears could strike a balance.

DNA from a recently discovered polar bear jawbone revealed that the Arctic species first originated about 150,000 years ago.

Polar bears are shifting their habitat from sea ice to land as Arctic sea ice loss increases, according to a 27-year study.

A new study finds that a rebounding goose population could provide eggs to feed some polar bears whose icy habitat is melting.

Knut, turning 2 years old tomorrow, has gotten too big for his enclosure.

Scientists studying effects of climate change evacuate camp to avoid polar bear.

The icecaps may not be the only thing shrinking in the Arctic. The genitals of polar bears in east Greenland are apparently dwindling in size due to industrial pollutants.