When a chunk of ice breaks off a glacier, that’s called calving. That can happen if the glacier gets warm or some other force makes a piece split off. The end of the glacier – where the iceberg slides ...

Antarctica’s Hektoria Glacier stunned scientists by retreating eight kilometers in just two months, with nearly half of it ...

Now, far from the icy seas of Antarctica, what’s left of A23a is being eaten away by warmer waters. It’s in its death throes, ...