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

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

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

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

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

The world’s largest iceberg has run aground off the coast of a remote island in the Atlantic Ocean, according to British ...

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

March 4 (UPI) -- The oldest and largest iceberg on Earth landed on a sub-Antarctic island belonging to Britain Tuesday.

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

The largest iceberg in the world, A23a, has become stranded near South Georgia, raising concerns among fishermen and ...

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

Iceberg A23a has halted near South Georgia, sparking concerns over wildlife disruptions and ecosystem changes.