News
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Planetary ScienceEnceladus ocean may resemble Antarctic lake
The pH of a subsurface sea on a moon of Saturn resembles an ice-covered lake in Antarctica where microbial mats thrive.
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OceansOn East Coast, sea levels lean southward
On North America’s East Coast, sea levels tilt slightly downward to the north, new research finds.
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PaleontologyEarliest tree-dweller, burrower join mammal tree of life
Fossils show mammal ancestors did a lot more than cower in dinosaurs’ shadows.
By Susan Milius -
ClimateWorst drought in a millennium predicted for central and southwest U.S.
Comparing reconstructions of past drought conditions with models of future dryness shows that the Central Plains and Southwest U.S.