Icebergs form when huge chunks of ice break off from glaciers or ice shelves, and they drift with ocean currents, winds, and tides, slowly moving across the sea over decades. When they are on the move ...

An iceberg once deemed the largest in the world has shrunk to just about one-fifth of its original size, according to experts at the British Antarctic Survey. The berg, known as A23a, has been rapidly ...

Standard Antarctic cruises take eleven-days from Ushuaia in South Argentina to the frozen continent’s northernmost peninsula.