Since the end of the Cold War, Washington has generally overlooked the Arctic. However, this region, also known as the High North, has become increasingly contested in recent years. In fact, U.S.

During the winter the polar vortex spreads out, shooting cold air southward. Here's what to know as we head into the cooler months in South Carolina.

Why does a “cold front” not always bring cold air? And how do we predict prolonged changes in temperatures? Let’s talk about ...

The spike in temperatures this week may have Michigan residents wondering if fall will ever feel like fall. See your city's average freeze date.

More than 3,000 kilometres north of the nation’s capital, soldiers, ships and aircraft of Canada’s Armed Forces gathered this ...

A new polar vortex is forming over the North Pole, signaling a potentially volatile winter 2025–2026 for the US, Canada, and ...

One of the odder initiatives of Donald Trump’s second term has been his fixation on the idea of annexing Greenland, an autonomous territory of Denmark. “We need Greenland for national security and ...

Drones will soon play a key role in Canada’s defence strategy. They’ll need some air-traffic control.

Winter is coming – earlier and sticking around longer than typical – the Farmers' Almanac predicts. An 'old-fashioned' winter awaits most of the U.S.

SCOTLAND is facing its first cold snap of autumn, with temperatures set to plummet to a freezing 0C. The country is set to see colder conditions in the coming days, with patchy rural frost likely ...

The polar vortex is a broad, fast ribbon of cold air that encapsulates the Arctic high in the stratosphere. Stable, it confines cold air near the North Pole. Unstable, it is rocked and stretched out ...

Scientists warn the Arctic boreal zone is shifting from carbon sink to source as wildfires, thawing soils, and methane ...