Earth news

Yellowstone's plumbing exposed

(PhysOrg.com) -- The most detailed seismic images yet published of the plumbing that feeds the Yellowstone supervolcano shows a plume of hot and molten rock rising at an angle from the northwest at a depth ...

Dec 14, 2009
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West Antarctic Ice Sheet collapse is under way

The West Antarctic Ice Sheet, which holds enough water to raise global seas by several feet, is thinning. Scientists have been warning of its collapse, based on theories, but with few firm predictions or ...

May 12, 2014
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Mass extinction's cause: 'Sick Earth'

What really caused the largest mass extinction in Earth's history? USC earth scientists will reveal new clues at the annual meeting of the Geological Society of America in Philadelphia Oct. 22-25.

Oct 21, 2006
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Use Chemistry To Tap Solar Power, Professor Says

Only the sun, which pours more energy onto the Earth's surface in an hour than the entire planet uses in a year, has the capacity to meet future global energy needs -- but people will have to act fast to make use of it, according ...

May 16, 2006
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