But the world's largest iceberg, known as A23a ... For every bit of the iceberg above the water's surface, there's 10 times more below, according to the expert. In the past, other mega-icebergs ...

Flying over the massive iceberg, it's indistinguishable from the horizon. But as it melts, chunks of ice risk floating towards South Georgia, presenting a problem for some of its penguins, seals and ...

Newly released satellite footage shows the world’s largest iceberg running aground near a remote island in the South Atlantic Ocean last month. Slightly smaller than Rhode Island, A23a ...

One thousand feet above the world's largest iceberg ... The trillion tonnes of fresh water melting out of the iceberg could also interfere with the food webs that sustain marine life.