A near-average February wrapped up a relatively warm and dry winter for the U.S., according to experts from NOAA's National ...

The polar vortex could be reversing in a sudden stratospheric warming event, with the potential to send Arctic air and storms ...

Skibird polar transport is largest tactical aircraft in the world capable of landing on snow and ice using skis. On Mar. 5, ...

The Army's research facility includes a permafrost tunnel — about a third of a mile long — that has Ice Age-era animal bones ...

Expect temperatures in the 40s with wind chills in the 20s and 30s for your Saturday Windiness will bring choppy to rough bays and 5 to 9 foot seas today, dictating a Small Craft Advisory ...

Arctic air remains into Saturday after a warm start to the week gave way to bitter cold, sending the mercury into the 20s midweek and bringing wind chill levels in the single-digits in some areas.

An Arctic air mass kept its grip on much of the central and eastern U.S. on Friday, plunging temperatures to record lows as snow blanketed central Colorado and the Pacific Northwest braced for an ...