An iceberg that was once the biggest on the planet is floating off into the South Atlantic Ocean, where it will soon melt away into watery oblivion. But it's going out in style.

A massive iceberg has triggered a catastrophic die-off of Emperor Penguin chicks in Antarctica, blocking thousands of parents ...

Antarctica’s biggest and oldest free‑floating iceberg is undergoing a startling transformation, with its once white surface ...

It's been a long and unusual journey for the world's largest iceberg, known as A23a, but it's ending in a relatively usual way: breaking apart and melting in the warmer waters of the South Atlantic ...

The world’s largest and most enduring iceberg is splintering into smaller pieces, to the point that it’s no longer the biggest chunk of ice floating in the oceans. The shrinking megaberg, known as ...

Scientists said earthquakes have been shaking the Antarctic’s Thwaites Glacier, also known as the Doomsday Glacier.

An expanse of ice roughly the size of Delaware is close to breaking off from the warming Antarctic ice shelf to form one of the worlds largest-ever icebergs, scientists said Thursday. On the day ...

A colossal Antarctic iceberg separated from the Filchner Ice Shelf nearly four decades ago is displaying vivid signs of its ...

1,000,000,000,000 tons. That’s one trillion, with a “t” at the start. And that’s how much A23a, aka the world’s largest iceberg, weighs. It spans across about 1,418-sqaure-miles, or about three times ...