Tag: antarctica

The Cambrian fossil record indicates that most animal phyla had diversified and inhabited the Earth's oceans approximately 518 million years ago. But even though chordates—the group that includes vertebrates like humans—were part of this early animal...
A vein-filled rock is catching the eye of the science team of NASA's Perseverance rover. Nicknamed "Cheyava Falls" by the team, the arrowhead-shaped rock contains fascinating traits that may bear on the question of whether Mars...

Antarctica sea ice melts to a record low

The Antarctic Ocean area covered by ice has shrunk to a record low, exposing the thicker ice shelves buttressing Antarctica's ground ice sheet to...

17-pound meteorite discovered in Antarctica

Antarctica is a tough place to work, for obvious reasons—it's bitterly cold, remote, and wild. However, it's one of the best places in the...

Antarctica’s emperor penguins could be extinct by 2100

Greater conservation efforts are needed to protect Antarctic ecosystems, and the populations of up to 97% of land-based Antarctic species could decline by 2100...

Scientists map heat beneath Antarctica’s icesheets

Researchers from the ARC Center for Excellence in Antarctic Science (ACEAS) at the University of Tasmania are helping predict future sea level rise by...

Antarctica’s ice shelves could be melting faster than we thought

A new model developed by Caltech and JPL researchers suggests that Antarctica's ice shelves may be melting at an accelerated rate, which could eventually...

Ice core taken in Antarctica contains sample of atmosphere from five million years ago

A team of researchers affiliated with multiple institutions in the U.S. has successfully pulled an ice core from Antarctica's Ong Valley that contains samples...

Antarctica’s only active volcano shows how CO2 allows volcanoes to form persistent lava lakes at the surface

Antarctica has long been a land of mystery and heroic feats made famous by the explorations of James Ross, Roald Amundsen, Robert Scott and...

Scientists discover a vast, salty groundwater system under the Antarctica ice sheet

A new discovery deep beneath one of Antarctica's rivers of ice could change scientists' understanding of how the ice flows, with important implications for...

Solar energy explains fast yearly retreat of Antarctica’s sea ice

In the Southern Hemisphere, the ice cover around Antarctica gradually expands from March to October each year. During this time the total ice area...

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