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Antarctica

Two maps of Earth show areas highlighted in red and blue. In the image called “nonelliptical geoid,” the darkest blue area is in the Indian Ocean. In the image labeled “nonhydrostatic geoid,” the darkest blue area is over Antarctica.
Posted inNews

Scientists Remap Earth’s Gravity

by Tom Metcalfe 26 March 202626 March 2026

An uncommon way of looking at the world reveals the evolution of a deep gravity hole beneath Antarctica.

A large group of emperor penguins huddles together on Antarctic sea ice.
Posted inNews

Shrinking Sea Ice Is Ruffling Emperor Penguins’ Feathers

by Andrew Chapman 24 March 202624 March 2026

A scientist stumbled upon evidence of penguin molting sites in satellite data, but the sea ice these birds rely on is disappearing.

A landscape shows water and gray rocks and mosses in the foreground, with a snowy mountain and clouds in the distance.
Posted inNews

Antarctic Peninsula Faces Starkly Different Futures, Depending on Decisions Made Today

by James Dacey 10 March 202610 March 2026

A study reveals interconnected changes under three emissions pathways and describes the emerging challenges facing Antarctic fieldwork.

A hole drilled through a glacier extends off into the darkness. A camera is being lowered into the hole. The photo is bathed in red light.
Posted inResearch Spotlights

A Long-Term Look Beneath an Antarctic Ice Shelf

by Nathaniel Scharping 6 March 20269 March 2026

More than 4 years of data from a borehole in the Ross Ice Shelf reveal supercooled water and more.

A satellite image shows the edge of an Antarctic ice sheet meeting a frozen ocean.
Posted inResearch & Developments

Antarctic Ice Sheet Has Lost a Connecticut-Sized Amount of Ice Over the Past 30 Years

by Grace van Deelen 2 March 20262 March 2026

A new study of Antarctica has found that since 1996, its ice sheet has lost 12,820 square kilometers (nearly 5,000 square miles) of ice—nearly enough to cover the state of Connecticut, or 10 cities the size of Greater Los Angeles.

Seven people pose for a photo on an icy field with a mountain in the background on a sunny day. The man in the middle gives a thumbs-up.
Posted inNews

These South Pole Seismometers Will Detect Vibrations 1.5 Miles Under the Ice

by Grace van Deelen 23 February 202623 February 2026

The instruments will freeze into Antarctica’s ice sheet, where they will collect detailed, global-scale seismic data.

Broken-up ice sits on the surface of an ocean. A snowy mountain, a glacier, and a blue sky are in the distance.
Posted inNews

Sediments Offer an Extended History of Fast Ice

by Taylor Mitchell Brown 12 February 202612 February 2026

Scientists used sediments to create a millennia-long archive of Antarctic fast ice. Along the way, they discovered that the freezing and thawing of this enigmatic ice appear to be linked to solar cycles.

Graphs from the article.
Posted inEditors' Highlights

Linking Space Weather and Atmospheric Changes With Cosmic Rays

by Graziella Caprarelli 12 February 202610 February 2026

Water-Cherenkov cosmic-ray detectors can be used as a tool for monitoring and studying changes in the lower stratosphere over Antarctica.

A frozen lake in Antarctica has a blue surface crisscrossed by lines. Behind it is a glacier, a mountain, and a blue sky.
Posted inNews

Snowball Earth’s Liquid Seas Dipped Way Below Freezing

by Elise Cutts 4 February 20262 March 2026

Iron isotopes show that salty seawater pockets beneath the ice were as cold as −15°C.

Lake Fryxell in Victoria Land, Antarctica.
Posted inNews

The Land Beneath Antarctica’s Ice Might Be Full of Water

by Nathaniel Scharping 26 November 202526 November 2025

Seismic surveys hint at the extent of a potential groundwater system in the White Continent.

Posts pagination

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Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

Features from AGU Publications

Research Spotlights

How Internal Waves Transport Energy Thousands of Miles Across the Ocean

26 March 202626 March 2026
Editors' Highlights

What’s Under the Water Matters

27 March 202626 March 2026
Editors' Vox

The Future of Earth’s Future

24 March 202624 March 2026
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