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 …

4 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 …

Dec 12, 2025 · Visit the Definitions and Notes page to view a description of each topic.

Aug 9, 2023 · Antarctica is the fifth-largest continent on Earth. It is almost completely covered in ice. Antarctica covers the Earth’s South Pole. What Is Antarctica Like? Antarctica is the coldest place on …

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 …

USAP.gov is the main repository for information about the United States Antarctic Program. The site is designed for the general public, news agencies, academia, and program participants.

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, …

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...

Antarctic krill. A variety of animals live in Antarctica for at least some of the year, including: [9][10] Seals Penguins South Georgia pipits Albatrosses Antarctic petrels Whales Fish, such as Antarctic icefish, …