Latest about Arctic
The Arctic Circle: Polar portal to the Arctic
Located about 66.5 degrees north of the Equator lies the Arctic Circle — a line of latitude that outlines the border of Earth's northernmost region known as the Arctic.
Arctic sinkholes open in a flash after permafrost melt
Arctic permafrost is thawing, and some zones are melting so quickly that the new landscape becomes a soggy marsh riddled with sinkholes.
The Melting Arctic Is Covering Itself in a Warm Layer of Clouds
The Arctic autumn is getting cloudier. That's bad news.
Mystery of Mercury Levels in Arctic Animals Gets Solved
In the Canadian Arctic, a mystery has troubled scientists and local communities for decades: Why do marine animals in the western Arctic have higher mercury levels than those in the east?
Arctic Circle Burns As Record Heat Broils Northern Europe
Record temperatures are helping to turn northern Europe into a tinderbox.
Huge Underwater Eruptions Blasted Craters into Arctic Seafloor
The Barents Sea near Svalbard is dotted with seafloor craters created about 11,600 years ago by methane hydrate eruptions.
Why Russia Gave up Alaska, America's Gateway to the Arctic
The tale of how and why Russia ceded its control over Alaska to the U.S. 150 years ago is actually two tales and two intertwining histories.
