First look at the island may offer the picture of a dead caldera but a closer look reveals that the caldera actually holds a ...

Hidden in the stormy Furious Fifties, the South Sandwich Islands generate spectacular cloud formations. Winds sweeping past ...

An erupting Hawaii volcano once again began shooting fountains of lava that reached hundreds of feet high on Tuesday.

Antarctica, Earth's southernmost continent, is a place of extremes. Over 99% of Antarctica is covered in ice, which is up to 4.9 km thick inland, and extends over the sea in the form of ice shelves ...

On some sailings, your time at sea is combined with multi-day overland tours, so you can explore the Inca citadel of Machu ...

A Canadian naval vessel with scientists from Dal and other Canadian government and academic institutions has cruised into ...

Antarctica's remote and mysterious current has a profound influence on the climate, food systems and Antarctic ecosystems.

The world's strongest ocean current could slow as melting Antarctic ice sheets flood it with fresh water, according to research published on Monday that warned of "severe" climate consequences.

03/03/2025 March 3, 2025 For a long time, the Antarctic seemed to defy climate change. But in recent years, global warming has also been leaving a mark there. Melting seems to be accelerating ...

Beneath the frozen wasteland of Antarctica, a hidden world of fire and ice is teeming with life. Inside the subterranean ice caves of Mount Erebus, the southernmost active volcano on Earth, scientists ...

Scared was too strong a word to describe how I was feeling en route to Antarctica. I was nervous—uneasy, really. Our ship, the National Geographic Explorer, had just departed Ushuaia, the Argentinian ...