Last year's failed attempt to locate one of the world's great wrecks has lessons for future efforts.
The second largest emperor penguin colony in Antarctica disappears, satellite images show.
Scientists say natural events are driving the ice changes near Britain's Halley base in Antarctica.
The huge blocks of ice that drift away from Antarctica have a story to tell about Earth's past - and its future.
Scientists want to reach a section of Antarctic sea-floor exposed by the world's biggest iceberg.
The coming days will see an attempt to locate the wreck of Sir Ernest Shackleton's Endurance ship.
Scientists get a decent look at the large new iceberg that's broken away from Pine Island Glacier.
Nasa has released a striking photo of a rectangular iceberg floating in the Weddell Sea off Antarctica.
The monster Antarctic iceberg A-68 looks finally to be on the move.