In 2025, China's crewed submersible Fendouzhe plunged more than three miles beneath Arctic pack ice to explore the eastern ...

A conveyor belt of ocean water that loops the planet and regulates global temperatures could be heading for a tipping point.

The North Pole is surrounded by a massive circular upper-air weather phenomenon in the Arctic called the polar vortex. It is ...

In subzero winds, hypothermia announces itself in small, easy-to-miss ways. Here’s what one Nat Geo Explorer does to combat it in some of the coldest places on Earth.

The meteorologists said the polar vortex system is set up due north of Michigan over Canada's Hudson Bay. It's at least ...

As the U.S. prepares to take on another bout of cold weather, the term "polar vortex" is getting thrown around. But what is ...

WASHINGTON (AP) — Warm Arctic waters and cold continental land are combining to stretch the dreaded polar vortex in a way that will send much of the United States a devastating dose of winter weather ...

You have without a doubt heard the buzz by now, and the rumors are indeed true.

The big winter (and popular) topic is dusted off very early this season as frigid air plunges south next weekend. But what is ...

La Niña continues as one of the leading playwrights of U.S. weather this winter, helping guide the jet stream and ...

Each of these lobes of the Polar Vortex will bring two or three days of bitterly cold, below-normal temperatures. We aren’t ...

It’s 11 a.m. on the first morning of 2026 in Birch Bay, Washington. There’s a sharp chill in the air. Driving down Birch Bay Drive, sporadic groups of people wrapped in towels, robes and sweatshirt ...