One thousand feet above the world's largest iceberg ... long meanderings north from Antarctica have codenamed the iceberg A23a. But up close, numbers and letters don't do it justice.

The world's largest iceberg appears to have run aground off the coast of a remote British island home to millions of penguins and seals — potentially threatening local wildlife, but also providing an ...

The world's largest iceberg, A23a, has grounded 73 kilometers off South Georgia Island, alleviating concerns about a potential collision that could have disrupted the local wildlife's food supply.

Southwest of South Georgia and stretching further than the eye can see, Iceberg A23a is 40 miles wide and a total of 3,100 Sq ...

The world’s largest and oldest iceberg, which is twice the size of Greater London, has run aground near the island of South Georgia. The nearly one-trillion-tonne block of ice, known as A23a ...

A23a calved from the Filchner Ice Shelf in Antarctica in 1986 and remained grounded on the seabed in the Weddell Sea for over ...

Brits narrowly avoided a clash with the world's largest iceberg when it ran aground on an island earlier this week. The "megaberg", officially designated Iceberg A23A, came to rest near South ...

One thousand feet above the world's largest iceberg, it's hard to believe what you're seeing ... Scientists who have used satellites to track the iceberg's decades-long meanderings north from ...