Two new studies of the North and South Poles remind us that the global climate system remains unpredictable, defying ...

When does "anomalous weather" become "a new climate"? The moment that variations in a specific climate variable turn into the ...

An Arctic blast hitting the central and eastern U.S ... Texas woke up on Jan. 6 to temperatures in the teens. A snow and ice storm across the middle of the country added to the winter chill.

In late March, when sea ice extension in the Arctic should be at its highest, scientists studied satellites showing how far the ice reached across the region. What they found was the lowest ...

In November and December, parts of the vortex set up over Siberia, causing exceptionally cold and snowy conditions there while driving unusually mild air into the Arctic and melting sea ice.

After a couple of days of skiing through rough sea ice along Ellesmere's north coast ... across the flattest land in that part of the High Arctic -- Jenny Lin Island. At the end of last week ...

Just when Brits had gotten used to wearing sunglasses, it looks like it's time to bring out the bobble hats again, according ...

But according to a new study, the answer could actually lie in the Arctic. Scientists have warned that melting ice at the North Pole could unleash 'zombie' viruses with the potential to trigger ...

Scotland is set to be most affected with a chilly blast predicted, but snow could be seen in northern England too.