It's a bird; it's a plane!! It's a ... cloud?! No, it's a massive, once-military-grade hover-capable blimp designed to ...

The uncrewed aircraft manufacturer says it has completed two test flights of a Grey Eagle 25M controlled remotely via a ...

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

The island’s residents have voted in favor of a party that seeks gradual independence from Denmark. But Greenland has ...

The polar vortex is a “constant feature” that begins to develop sometime in September and persists through sometime in spring ...

Congatec's latest acetone-filled heat pipe cooling solution targets COMs in extreme environments as a suitable alternative to ...

As the name suggests, permafrost was long considered to be permanent. But more recently, researchers have come to realize ...

Arctic temperatures spiked 36 degrees Fahrenheit, or 20 Celsius, above normal. By the end of the month, sea ice was at its ...

The polling station in Greenland’s capital closed Tuesday in a closely watched parliamentary election that will determine the ...

Trump’s second term has clearly signaled a different relationship with Russia but military-to-military dialogue is still ...

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