Visible from space, the world’s largest iceberg is headed towards a remote Antarctic island, threatening local animals. A23a, the trillion-ton megaberg, which is 40 meters tall, twice as broad as ...

Megaberg A23a might be on the verge of running into South Georgia and surrounding islands in the South Atlantic. The result could spell trouble for wildlife on those islands, and A23a's movement is a ...

The world's largest iceberg has run aground and may soon start breaking up, scientists at the British Antarctic Survey said. A23a, as the iceberg is known, appears to have come to a standstill near ...