A displaced polar vortex is expected to bring dangerously cold temperatures to much of the U.S. The arctic blast is driven by a weakened polar vortex, which allows frigid air to move south from the ...

Dangerously cold temperatures combined with wind gusts up to 60 mph are expected to cause life-threatening conditions across parts of the Midwest, Mid-Atlantic and Northeast to close out the week, ...

Campaigners argue that the Barroso lithium mine poses serious environmental risks and should be removed from the EU’s list of “strategic” mineral projects Demonstration against the project of the ...

Lady Gaga brings mayhem back to Grammys with 'Abracadabra' Enormous freshwater reservoir discovered off the East Coast may be 20,000 years old and big enough to supply NYC for 800 years We asked ...

Winner of the Sundance U.S. Documentary Competition’s Grand Jury Prize, Jack Weisman and Gabriela Osio Vanden’s film is both a nature doc and a haunting ethnographic portrait. By David Rooney Chief ...

Greetings from Ice Planet Hoth. Indeed, much of the eastern United States resembles the fictional frozen Star Wars world, and now folks there are now enduring some of the worst cold on Earth: "The ...

Record cold temperatures are once again expected to hit a swath of the country this weekend—even plunging Florida into its coldest stretch of the last 15 years, potentially bringing snow to areas of ...

Severe temperatures are expected to dominate most of the country in the coming days, with single-digit temperatures forecast for parts of the Northeast. Overall, temperatures will begin to warm in the ...

Polar bears are the poster children of climate change—and for good reason. These giant bears hunt, mate and spend their days hanging out on Arctic sea ice, which is rapidly disappearing as the climate ...

Polar bears have been getting fatter even as sea ice disappears in Norway’s Svalbard archipelago, the fastest-warming place on Earth – but scientists don’t expect the good times to last. The northern ...

Seals favored by Svalbard bears are becoming easier to hunt as ice declines, a study found. But researchers say the situation may be temporary. By Eric Niiler The population of polar bears in Norway’s ...

PARK CITY, Utah — In the snowy subarctic wilds of northern Manitoba, the Inuit have a word for polar bears who’ve lost their fear of being around humans: avinnaarjuk, or “nuisance bear.” That’s a ...