Ancient ocean sediments reveal Antarctica’s ice sheet retreated repeatedly during past warm periods, offering clues to future ...

Denmark's politicians are downplaying Trump's claims of Russian and Chinese threats to Greenland. But Danish intelligence warned about Russia and China in stark terms.

Babb noted that changes in the High Arctic will ripple south to areas with larger fishing operations as well. The loss of sea ...

There's evidence trapped in ancient ice that during warm periods millions of years ago, the ice-free Southern Ocean responded ...

Although 2025 did not set a new global temperature record, it still delivered clear signs of a warming planet.

Last year was Earth’s third hottest globally, but temperature is just one measure of climate change’s influence.

Scientists reached Antarctic bedrock after drilling 1.7 miles through more than a million years of ice deposits on the white continent, they announced Jan. 9.

SYDNEY — Federal officials say Sydney, N.S., has the inside track on becoming the base for the Canadian Coast Guard’s ...

President Trump wants to annex Greenland. We look at the fight over a different Arctic territory for insights.

U.S. President Donald Trump has made an American takeover of Greenland a focus of his second term in the White House ...

Russia and China allegedly expanding Arctic presence for military reasons, conducting joint patrols near Alaska and Canada, ...

New satellite photos reveal that one of the world's largest and longest-lived icebergs, A23a, has developed vibrant blue ...