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

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

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

After months of drifting through the ocean, the world’s largest iceberg has finally run aground near a remote island in […] ...

The world's largest iceberg appears to have run aground off the coast of a remote British island home to millions of penguins ...

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

A massive superberg, four times as big as New York City, has halted east of the southern tip of South America.

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

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

After months of floating, the "megaberg" known as A23a has finally come to a halt roughly 50 miles from South Georgia Island ...

A23a weighs nearly a trillion metric tons, making it the world’s largest active iceberg. It calved from Antarctica in 1986, ...

Science and technology editor Tom Clarke has been flying over A23a, the world's largest iceberg, and seen first-hand its vast ...