As the planet warms, Antarctica's ice sheet is melting and contributing to sea-level rise around the globe. Antarctica holds ...

Scientists have found it difficult to capture longer-term changes to Antarctic sea ice as satellite records date from 45 ...

The latest – and last – in a string of February winter storms is expected to track from the central Plains to the Mid-Mississippi Valley Tuesday before moving east into the southern Mid ...

A winter storm will move across Tennessee starting ... Arctic air masses originate over the Arctic or Antarctic regions and are very cold. They invade lower latitudes at irregular intervals ...