You've likely heard of the permafrost, but what exactly does it do, and what are the consequences if it melts? Here are some ...

New research shows that climate systems like sea ice and permafrost may shift abruptly, even at 1.5°C (2.7°F) of warming.

Arctic winters are melting fast. Scientists in Svalbard report rain, thaw, and rising risks in what was once reliably frozen terrain.

US Federal Reserve chair Jay Powell cut an awkward figure standing next to Donald Trump yesterday, as he rejected the US president’s claim about the cost of a renovation project at the central bank’s ...

Instead of the extreme cold they had prepared for, the team worked bare-handed in the rain, a shocking shift from normal ...

A 2,500-mile, 16-day research cruise that began Thursday in Seward and concludes in Nome aims to advance environmental ...