Greenland's relatively isolated indigenous culture finds itself increasingly exposed to the world just as Trump pushes to ...

Picture this: you’re standing in a frozen landscape, breath visible in the crisp air, when suddenly the sky explodes into a ...

A salty surge in the Southern Ocean is melting Antarctic sea ice from below — and causing dramatic changes scientists didn’t ...

For decades, scientists believed the Arctic Ocean was sealed under a massive slab of ice during the coldest ice ages — but new research proves otherwise. Sediment samples from the seafloor, paired ...

A climate tipping point is a critical threshold where a small environmental change can lead to dramatic and often ...

In two recent studies, researchers suggest a weakening ocean current system is to blame for a persistent cold spot in the ...

A patch of the Atlantic Ocean just south of Greenland is cooling while much of the world warms. The origin of this "cold blob ...

The dramatic loss of sea ice around Antarctica has occurred with the re-emergence of the Maud Rise polynya in the Weddell Sea ...

A massive and surprising change is unfolding around Antarctica. Scientists have discovered that the Southern Ocean is getting ...

The ocean around Antarctica is rapidly getting saltier at the same time as sea ice is retreating at a record pace.

As the Cold War intensified at the end of the 1950s, the U.S. Army devised a plan to build a sprawling launch site for ...