See how US Marines brave freezing temperatures while readying for a fight in the high Arctic
Troops from the US and other NATO allies gathered for cold-weather combat training as part of Exercise Joint Viking, led by the Norwegian military.
Arctic
The Arctic tundra is changing so fast that it is speeding up the climate crisis, top scientists say
From giant holes in Siberia to legions of beavers in Alaska, the Arctic is changing rapidly and accelerating the climate crisis across the planet.
Canada's 'shoestring' navy needs drastic changes to buy the new submarine fleet it wants
Canada's navy wants 12 submarines capable of under-ice patrols in hopes of building one of NATO's largest sub fleets. But the plan faces challenges.
See photos of the US Navy's rare blue nose tradition, which may also be its strangest
The strange Navy tradition involves a series of tests and obstacles to earn a blue nose honor from Boreas Rex, the King of the North.
A Boeing 787 full of passengers was stranded in Canada's far north after a burning smell forced an emergency landing
Air France rerouted a Boeing 777 from Montreal in order to rescue the passengers left in Nunavut after a burning smell was detected in the cabin.
I'm a US Army sniper in the Arctic, a beast of a place that can chew up even the strongest soldiers
To fight in the unforgiving Arctic, US Army snipers take lessons from "The White Death" of the Winter War.
Navy SEALs on snowmobiles raced across the frozen Arctic to link up with an attack sub that broke the ice during a special-ops first
US Navy SEALs tested their subzero skills alongside other special-ops forces, linking up with a submarine on snowmobiles in an Arctic Circle drill.
The US military doesn't have the icebreakers to compete in the Arctic and is 'severely outnumbered' by Russia, commander warns
NORTHCOM commander Gen. Gregory M. Guillot called attention to the icebreaker gap. The US isn't even close to being able to compete with Russia.
The US Army has its eyes on the Arctic and is readying soldiers for the cold, unforgiving wastes that could be their next battlefield
With Russia and China looking to project power in the region, the US Army is pushing its soldiers to be ready for potential cold-weather combat.
US soldiers say running high-stress artillery ops deep in the ever-changing Arctic is unlike anywhere else
Maneuvering and operating artillery is more stressful in Alaska's harsh, unforgiving environment than anywhere else, troops said.
US Army attack helicopters are making 150-mile deep strike runs in the Arctic, where pilots grapple with frozen equipment and whiteout landings
Attack helicopter pilots face enormous challenges in the harsh Arctic conditions, but the Army has been readying them to face them.
The US Army is breeding a new kind of Arctic warrior by 'testing the mettle of the human' in freezing Alaska, commander says
At US Army Pacific training in Alaska, soldiers are battling in freezing and unpredictable environments unlike anything many of them have ever seen.
Elite cocktail bars in the UAE have a new way to draw in customers: luxury ice from arctic glaciers
A company in Greenland is harvesting ice from the country's shrinking glaciers and selling it to elite cocktail bars in Dubai to chill drinks.
Very rare rainbow clouds appeared for three days in a row in the Arctic over Christmas
Polar stratospheric clouds are rare, but they were seen for at least three days in late December.
Gray whales have been mysteriously washing up dead on the Pacific coast. Now scientists think they might have the answer.
Gray whales have been dying at an alarming rate since 2019. Scientists say melting sea ice is linked to decline in the crustaceans the whales prey on.
Arctic puffins evolved into a new species 6 generations ago, but they might be less fit to survive, a new study shows
Two species of puffins began breeding within the last century in response to climate change. This might make them less fit to survive.
A mysterious Arctic shark that can live for 500 years got lost and ended up swimming in the balmy waters of the Caribbean, scientists say
The natural habitat of the Greenland shark — that can live up to 500 years — is the icy waters of the Arctic.
A US Green Beret drill with fake guerrilla fighters shows how Sweden has been preparing for an 'unconventional' clash with Russia
Forming and training a guerrilla force to take on a rival government or an occupying power is a classic unconventional-warfare scenario.
Rapidly retreating Arctic glaciers are triggering the release of ancient methane. Here's why scientists are worried.
Groundwater springs have appeared close to Svalbard's retreating glaciers. Scientists are worried they may be adding huge amounts of methane to the atmosphere.
US Green Berets are looking to troops from NATO's newest member as 'mentors' for harsh winter combat
Finnish troops are "very good at winter warfare, so we look to them on how to do things the right way," a US Green Beret said earlier this year.