Most of Antarctica is covered by the Antarctic ice sheet, with an average thickness of 1.9 km (1.2 mi). Antarctica is, on average, the coldest, driest, and windiest of the continents, and has the …

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, …

2 days ago · A new map has unmasked the landscape beneath Antarctica's ice in unprecedented detail, something scientists say could greatly enhance our understanding of the frozen white …

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 …

Jan 5, 2026 · Visit the Definitions and Notes page to view a description of each topic.

Antarctica is Earth’s southernmost continent, covering an area of 13.72 million square kilometers, making it the fifth-largest continent by land area. Despite its massive size, Antarctica has no …

1 day ago · Scientists have devised the most detailed map to date of the terrain hidden below the vast ice sheet blanketing Antarctica, uncovering an exuberant landscape of mountains, …

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 …

Aug 9, 2023 · NASA uses satellites to study the ice on Antarctica and how the continent is changing. Scientists want to know how changes in Earth’s climate are affecting Antarctica’s ice …