In celebration of Earth Month and ahead of Earth Day, National Geographic has unveiled the ourHOME Sweepstakes, giving one winner the trip of a lifetime: An expedition to Antarctica for two. Running ...

Camped on Antarctic sea ice with a small expedition of adventurers and photographers ... From 1999 to 2001, they traveled to Antarctica for two austral summers—between November and March ...

Portugal and member of the expedition. And that diversity offers scientists a puzzle. An octopus rests on the seafloor 3,700 feet deep in the Bellingshausen Sea off Antarctica. The ecosystem is ...