The rectangular piece (four times Manhattan) of ice appears to have lost some of its shape immediately as smaller pieces splintered off ... Glacier are far more consequential. The current break ...

Pine Island Glacier (PIG), the longest and fastest ... ice sheets over centuries,” she told BBC News. Very big tabular bergs will come off the end of the ice shelf every 6-10 years.

A satellite hundreds of miles above Earth captured rare images of an atmospheric phenomenon that makes Antarctica glaciers ...