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October 21, 2015

Antarctica sets low temperature record of -135.8 degrees

Feeling chilly? Here's cold comfort: You could be in East Antarctica which new data says set a record for "soul-crushing" cold.

October 21, 2015

Arctic scientist in global warming row retires as part of settlement with government

An Alaska scientist who gained fame in 2011 due to his observations of drowned polar bears, findings that helped galvanize the global warming movement, has retired as part of a settlement with a federal agency.

October 21, 2015

What Antarctica looked like before the ice

Like Alaska's mighty Yukon, a broad river once flowed across Antarctica, following a gentle valley shaped by tectonic forces at a time before the continent became encased in ice.

October 21, 2015

Ozone hole shrinks to record low

Good news from Antarctica: The hole in the ozone layer is shrinking, new measurements reveal.

October 21, 2015

California drought could doom endangered fish caught in the center of state's water battles

California's historic drought could wipe out a tiny, endangered fish that's played an outsized role in the state's water wars.

October 21, 2015

Polar vortex in summer? Not exactly, experts say

A blast of cold air that blew in from the Gulf of Alaska and swept across the Great Lakes is now making its way south.

October 21, 2015

Volcanoes cooled Earth less than thought

Global cooling caused by some historic volcanic eruptions wasn't as extreme as climate scientists recently thought, according to newly revised ice core records from Antarctica.

October 21, 2015

Pollution from Asia strengthening storms in North America, study finds

Pollution from China's coal-burning power plants is pumping up winter storms over the northwest Pacific Ocean and changing North America's weather, a new study finds.

October 21, 2015

Arctic Sea ice peak is 5th lowest on record, researchers say

Despite a late-season boost from the cold weather patterns similar to those that blasted England with terrific storms in February, Arctic sea ice is still on a long-term decline, according to the National Snow and Ice Data Center.

October 21, 2015

'Dark lightning' sparks call for more Earth-gazing satellites

More Earth-gazing satellites are needed to better understand the phenomenon of so-called dark lightning, according to researchers speaking at a meeting of the European Geosciences Union in Vienna.