Greenland didn't always have glaciers, reports a new study that pins the region's ice-cold features on plate tectonics and a shift in the Earth's tilt.
Denmark makes a claim to contested, energy-rich territory around the North Pole by submitting data to the UN which it says demonstrates the area is an extension of its continental shelf.
Arctic sea ice decline has doubled the chances of an extreme cold winter over Europe and Asia.
About 20,000 years ago, icebergs may have drifted as far south as Florida. Continue reading →
The MV Nunavik, a cargo ship fortified against ice, completed a solo trip through the hazardous Northwest Passage.
Rapid ice loss from West Antarctica's ice sheet caused a slight dip in the Earth's gravitational field over the region. Continue reading →
Antarctica's sea ice is poised to smash a new winter record for 2014, while Arctic summer sea ice hit its sixth lowest minimum.
Shrinking sea ice, which allows more energy to transfer from the ocean to the atmosphere, could cause more brutal winter weather events. Continue reading →
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