A trapper fresh out of the Cosna River country in Interior Alaska said he can’t believe how many martens he had caught in a small area so far this winter. Friends are talking about the house-cat size ...

March will begin with partly to mostly cloudy skies and temperatures running nearly 10-degrees below normal. Afternoon highs ...

As meteorological spring begins today, Sunday, March 1, 2026, a potent winter storm is sweeping across the northern United States, ending any hopes of an early thaw. An Alberta Clipper system is ...

While snowy owls spend most of their lives near the Arctic, there are times when they might venture south of the Canadian border. “Snowy owls occasionally make their way into Pennsylvania, especially ...

The housecat-size predators have been sighted regularly in recent months, a phenomenon that hasn’t been totally explained.

A massive snowstorm pummeled the northeast on Monday, forcing millions of people to stay home and canceling thousands of ...

If Northern Hemisphere snow cover keeps reaching the same general highs and lows year after year, that reinforces climate stability. If snow cover instead changes over the long term, the change nudges ...

This is read by an automated voice. Please report any issues or inconsistencies here. NATO launched Arctic Sentry military initiative to strengthen Arctic security following Trump’s Greenland ...

Erin Schmidt used her Arctic expedition to spark student curiosity, guiding them to create climate‑data art and explore ...

Reykjaviik, Iceland — As rising global temperatures speed up the melting of sea ice in the Arctic Ocean, it's set off a boom of ships taking routes that previously were frozen and not traversable. The ...

Experience one of Earth’s most dynamic natural laboratories as you investigate the physics, chemistry and atmospheric dynamics behind the aurora borealis in one of the planet’s most active auroral ...

Arctic sea ice has large effects on the global climate. By cooling the planet, Arctic ice impacts ocean circulation, atmospheric patterns, and extreme weather conditions, even outside the Arctic ...