The Arctic Ocean is a vast and pristine expanse that has long been a defining feature of the planet, but now it stands on the ...

Evidence of algae growth and climate simulations reveal the Arctic had seasonal ice, not a permanent ice shelf, for much of the past 750,000 years. These insights challenge long-standing theories. For ...

It is in no one’s interest to militarise the Arctic but thanks to something of an arms race heating up between the US, Russia ...

New regulations present challenges to wildlife viewing in Svalbard, but they haven’t sent tourism into a deep freeze, says ...

A natural remedy that has previously helped counter oil spills will be too slow to "do any useful work" if there's a spill in ...

For decades, scientists believed the Arctic Ocean was sealed under a massive slab of ice during the coldest ice ages — but ...

For years, scientists have debated whether a giant thick ice shelf once covered the entire Arctic Ocean during the coldest ...

New research challenges the long-held belief that the Arctic Ocean was covered by a massive ice shelf during ice ages.

The sea ice in the Arctic Ocean is an important climate indikator, in particular the summer ice. The September sea ice extent ...

Harmful algae blooms have been rapidly producing in a place previously too cold to host the toxin: the Arctic.

Ground slumping in yedoma permafrost after a wildfire, in the interior of Alaska. Yedoma permafrost generally contains large ...

President Donald Trump's massive tax and spending bill earmarks more than $8.6 billion to increase the U.S. Coast Guard ...