Science and technology editor Tom Clarke has been flying over A23a, the world's largest iceberg, and seen first-hand its vast scale, its cracks and the dangers it could pose to wildlife and ...

The trillion-ton slab of ice — called a megaberg — is currently aground near the South Georgia Island. A23a could affect the marine life on the island, including penguins and seals, as they ...

The world’s biggest iceberg, named A23a, has come to a standstill as it appears to have run aground in shallow waters off the remote island of South Georgia after drifting around the Southern ...

Iceberg A23a, the world’s largest and oldest iceberg, has run aground near the island of South Georgia, scientists say (Alamy Stock Photo) ByEmily Beament, PA Environment Correspondent ...

The world’s largest iceberg, A-23A, is seen drifting toward the island of South Georgia on Feb. 6, as captured by NASA's Terra satellite. The island is the narrow strip of land just above and to ...

Published: 06:38 EDT, 3 February 2025 | Updated: 09:40 EDT, 4 February 2025 It is more than twice the size of Greater London. But the world's largest iceberg, known as A23a, is starting to crumble.

A23a has followed roughly the same path as previous massive icebergs, passing the east side of the Antarctica Peninsula through the Weddell Sea along a route called "iceberg alley".

Right now, iceberg A23a is floating about 180 miles (~290 kilometers) off the coast of South Georgia Island in the South Atlantic Ocean. It turns out, A23a is the largest iceberg in the Earth's oceans ...