The drifting iceberg released itself free three decades after it latched onto the seafloor of the Weddell Sea but was once ...

The oldest and largest iceberg on Earth landed on a sub-Antarctic island belonging to Britain Tuesday. According to the British Antarctic Survey research organization, the mass known as A23a has ...

Flying over the massive iceberg, it's indistinguishable from the horizon. But as it melts, chunks of ice risk floating ...

The world's largest and oldest iceberg, named A23a, has run aground in shallow waters off the coast of South Georgia, a ...

The nearly one-trillion-tonne block of ice, known as A23a, has grounded on the continental shelf off South Georgia island ...

Satellite images taken at the beginning of March show the iceberg parked on a shallow underwater shelf off the coast of South ...

A23a, trillion-ton mega iceberg the size of Rhode Island, drifting toward South Georgia. Scientists warn of its potential ...

The trillion-ton slab of ice — called a megaberg — is currently aground near the South Georgia Island. A23a could affect the ...

A23a had been floating across the Southern Ocean for five years before it ran aground near the Island of South Georgia.

Several million penguins live in the area along with several species of albatross, elephant seals and fur seals, all of which ...

As the iceberg melts, its released elements can alter the physics and chemistry of the ocean, propelling particles from the ocean’s surface to its bottom and thereby locking some of the planet’s ...

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 shipping ...