News tagged with arctic air

Hard cold work and unsung science heroes

The Sierra went down over the Arctic Ocean, about 60 miles from the northernmost tip of North America. One moment the unmanned aerial vehicle (UAV) with its 20-foot wingspan was up in the sky, gathering ...

Oct 21, 2013 4.6 / 5 (5) 0

Is global warming causing harsher winters?

Millions of people in northern Europe are still battling snow and ice, wondering why they are being punished with bitter cold when—officially—spring has arrived and Earth is in the grip of global warming.

Mar 28, 2013 3.8 / 5 (25) 196