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 ...

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

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

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

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

The massive A23a iceberg, weighing a trillion tons, is heading toward South Georgia Island. Originating in 1986 from ...

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 use the ...

A trillion-ton behemoth, larger than some small countries, is on the move—and it looks straight out of Game of Thrones.

The mega iceberg will have local effects and concerns have been raised about its potential impact on the region's marine life ...