Situated almost entirely south of the Antarctic Circle and surrounded by the Southern Ocean (also known as the Antarctic Ocean), it contains the geographic South Pole. Antarctica is the fifth-largest …

3 days ago · Antarctica, the world’s southernmost continent, is almost wholly covered by an ice sheet and is about 5.5 million square miles (14.2 million square km) in size.

Without any ice, Antarctica would emerge as a giant peninsula and archipelago of mountainous islands, known as Lesser Antarctica, and a single large landmass about the size of Australia, known as …

3 days ago · In a new study soon to be published in Geophysical Research Letters, I present evidence for hundreds of these quakes in Antarctica between 2010 and 2023, mostly at the ocean end of the …

Sep 25, 2025 · Though Antarctica is really, really chilly, it is considered a desert because it receives very little rain or snowfall. The small amount of snow that does fall does not melt but builds up over …

Jun 16, 2025 · Antarctica, a continent of unparalleled ice and stark beauty, is Earth’s southernmost landmass, representing a vital frontier for scientific research and a testament to nature’s formidable …

Dec 7, 2025 · Visit the Definitions and Notes page to view a description of each topic.

Antarctica (/ ænˈtɑːrktɪkə / ⓘ) [note 1] is Earth 's southernmost and least-populated continent. Situated almost entirely south of the Antarctic Circle and surrounded by the Southern Ocean (also known as …

Apr 17, 2025 · Antarctica is the coldest, windiest and driest continent on Earth. The Antarctic ice sheet contains about 7.2 million cubic miles (30 million cubic kilometers) in an area just under 1.5 times...

Situated in the southern hemisphere and largely south of the Antarctic Circle, Antarctica is surrounded by the Southern Ocean. At 14.4 million km², it is the fifth-largest continent in area after Asia, Africa, …