Launched on Dec. 20, it would travel for the next 23 days on a NASA balloon along the very highest reaches of the atmosphere, ...

The fastest way into the gaps between gigantic blocks of a broken-up glacier is by lowering instruments from above, through ...

The polar vortex is a huge area of cold air high up in the atmosphere that usually spins over the North Pole. Its position impacts where in the United States cold air can invade. When the polar vortex ...

During the Cold War, the U.S. considered stationing nuclear missiles under the ice sheet in Greenland -- and never told ...

Yes, a lobe of the polar vortex at lower levels of the atmosphere (known as the "tropospheric polar vortex") is responsible ...

After a major winter storm swept across the country in late January, a prolonged surge of Arctic air tightened its grip on ...

Against the backdrop of Arctic warming, polar bears in Norway’s far north are gaining fat and feeding on new prey—a testament ...

The Coast Guard has committed $323 million to modernize its Seattle base in Washington, which will be home to future Polar Security Cutter icebreakers critical to far-flung frozen Arctic and Antarctic ...

Polar Class ratings determine how deep into the ice your ship can go, how many landings you’ll make, and how close you'll get to wildlife.

Sudden stratospheric warming is expected to disrupt the polar vortex, sending more bursts of extreme cold our way.

Unique retirements deserve custom strategies using strong investment cash flows to pay bills and end stress. Find out why our ...

The nonprofit organization behind the community's annual Polar Fest celebration has more than 50 events planned between Feb. 6-22.