The formation, movement and melting of icebergs offer insights into some of the most extreme areas of the cryosphere, like Antarctica and Greenland.

An iceberg seen on NASA’s Aqua satellite, known as A23a, center, is visible as it heads toward South Georgia Island, top, on Jan. 15, 2025, off the coast of Antarctica. [Photo: NASA Worldview ...

The world's biggest iceberg — a wall of ice the size of Rhode Island — is lumbering toward a remote island off Antarctica that's home to millions of penguins and seals. The trillion-ton slab ...

The world’s biggest iceberg — a 130 ... Are Appropriate for Work and Kids Wall of ice the size of Rhode Island heading toward penguin-packed island off Antarctica 12 Dog Breeds That Struggle ...

Only a few expedition cruise companies offer trips with an opportunity to ski in Antarctica. Here's what it's like to see a ...

Tom Howarth is a Newsweek reporter based in Bristol, U.K. His focus is reporting on nature and science. He covers climate change, biodiversity, extreme weather, zoonotic diseases and more.

They can be the size of a small country and are generally found in the North Atlantic and around Antarctica Icebergs can cause massive damage. The most famous iceberg in history was the one that ...

The colossal iceberg A23a is on a collision path with the island of South Georgia, a British overseas territory between Antarctica and Argentina in the South Atlantic Ocean. The big berg is ...