Russian explorers headed home Thursday after proving it is possible to drive from Russia to Canada across the North Pole, in buses with bloated tires over drifting ice, using a pickaxe to clear the way.

Space & Earth - Earth Sciences

May 16, 2013 4 / 5 (5) 1

In 2006 Berlin Zoo saw the birth of their first polar bear cub in 33 years. A retired circus polar bear gave birth to two cubs at the zoo. One of them died soon after, but Knut survived. At only a month old he became the ...

Biology - Ecology

May 16, 2013 not rated yet 0

Researchers trying to explain declining elk numbers in the Yellowstone National Park (YNP) placed part of the blame Wednesday on a previously unlinked phenomenon—a predatory trout invasion.

Biology - Ecology

May 14, 2013 4.8 / 5 (12) 0

The number of bears roaming the Pyrenees remained stable at a minimum of 22 last year, thanks largely to the continued virility of Pyros, the undisputed daddy of the colony.

Biology - Ecology

May 12, 2013 5 / 5 (1) 0

The icy Arctic is emerging as a global economic hot spot—and one that is becoming a security concern for the U.S. as world powers jockey to tap its vast energy resources and stake out unclaimed territories.

Space & Earth - Earth Sciences

May 11, 2013 4 / 5 (6) 0

During the late Pleistocene, a remarkably diverse assemblage of large-bodied mammals inhabited the "mammoth steppe," a cold and dry yet productive environment that extended from western Europe through northern Asia and across ...

Biology - Ecology

May 08, 2013 4.3 / 5 (3) 0 |

(Phys.org) —A Purdue University-led team of researchers discovered sunlit snow to be the major source of atmospheric bromine in the Arctic, the key to unique chemical reactions that purge pollutants and ...

Space & Earth - Earth Sciences

Apr 16, 2013 5 / 5 (1) 0 |

Two Greenpeace activists dressed as polar bears boarded an oil platform in Norway on Wednesday to protest against Norwegian oil and gas group Statoil's planned drilling in the Arctic.

Space & Earth - Environment

Apr 10, 2013 3 / 5 (4) 1

A new study from the Wildlife Conservation Society (WCS) and the Nevada Department of Wildlife (NDOW) has pieced together the last 150 years of history for one of the state's most interesting denizens: the ...

Biology - Ecology

Mar 29, 2013 5 / 5 (1) 0

(Phys.org) —Citizen-scientists around the world are poring through digital versions of 19th century logbooks of mariners who sailed from Pacific Northwest and California ports to explore the Arctic and ...

Space & Earth - Earth Sciences

Mar 29, 2013 5 / 5 (2) 0

On March 1, in response to Alaska losing its appeal of the threatened-species designation for polar bears, state Rep. Eric Feige said the federal government itself was responsible for the deaths of many bears.

Biology - Ecology

Mar 26, 2013 not rated yet 1

One of the most southerly populations of polar bears in the world – and the best studied – is struggling to cope with climate-induced changes to sea ice, new research reveals. Based on over 10 years' ...

Biology - Ecology

Mar 19, 2013 not rated yet 0

At the end of the last ice age, a population of polar bears was stranded by the receding ice on a few islands in southeastern Alaska. Male brown bears swam across to the islands from the Alaskan mainland and ...

Biology - Biotechnology

Mar 14, 2013 4.2 / 5 (5) 0 |

A major meeting of governments on threats to endangered species on Thursday rejected a ban on international trade in polar bears amid fears it would distract from the bigger threat of global warming.

Biology - Ecology

Mar 07, 2013 3 / 5 (1) 0

A federal appeals court has rejected the state of Alaska's attempt to remove polar bears from the threatened species list.

Biology - Ecology

Mar 04, 2013 5 / 5 (1) 4