The Antarctic Circumpolar Current (ACC) might be shifting to the north, reshaping the planet’s climate and ecosystems in the ...

As recently as the 1990s, when the Greenland Ice Sheet and the rest of the Arctic region were measurably thawing under the ...

Stratospheric temperatures in Antarctica are spiking, which could see strange weather unfold across the southern hemisphere in the coming months ...

At the end of September, cold air at high altitudes above Antarctica had soared to more than 60 degrees above normal. It is a phenomenon known as "sudden stratospheric warming," and even though they ...

In the Antarctic winter, this upper atmosphere normally stays near –55°C, held by strong polar winds and the absence of sunlight ...

"What we're seeing is things like extreme heat waves, levels of temperature change in Antarctica we've never seen before and didn't expect to see. We're seeing the ice retreating at a rate we'd never ...

A trip to Antarctica might feel less like crossing the ocean and more like crossing the galaxy, but what happens there impacts the world well beyond the coast — influencing weather patterns and food ...