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.

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.

Greenland is the world's largest island, boasting the world's largest national park. Exploring this Arctic wonderland takes ...

Titles explore unheeded lessons from a 1950s climate disaster, the carbon blame game, a guide for environmental optimists, ...

An annexation of Greenland would be the largest geographic acquisition in U.S. history—but financial rewards would be a long ...

Donald Trump has probably not read Machiavelli, even the short one, The Prince. Machiavelli’s most famous advice was that ...

The northern lights glowed across much of the United States last night. Is the aurora borealis returning to Ohio tonight?

The Oregon Zoo has welcomed a new polar bear. Kallik is a 3-year-old from the Saint Louis Zoo. He explored his new habitat in ...

Regular folks who care about wildlife generally know that climate change is bad for polar bears, but they have only vague ...

PORTLAND, Ore. (KPTV) - A young and playful polar bear has joined the Oregon Zoo’s Polar Passage habitat. Kallik, a ...

Ahead of the release of Sam Raimi's "Send Help," revisit the stories of Alexander Selkirk, Marguerite de la Rocque, the Tongan castaways and others who endured in remote locales ...

With major eclipses, brilliant supermoons, and lineups of five or more planets, 2026 offers something awe-inspiring in every season. Here’s what to watch for. Solar prominences and their associated ...