In California's Death Valley, death is looking just a bit closer. Geologists have determined that the half-mile-wide Ubehebe Crater, formed by a prehistoric volcanic explosion, was created far more recently than previously ...
Earth Sciences
Jan 23, 2012
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Scientists have uncovered a lot about the Earth's greatest extinction event that took place 250 million years ago when rapid climate change wiped out nearly all marine species and a majority of those on land. Now, they have ...
Earth Sciences
Jan 5, 2012
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(PhysOrg.com) -- Back in the heyday of the Apollo moon program, hundreds of pounds of rock samples were carted back to Earth by visiting astronauts. Those samples were then pored over more thoroughly by geologists than perhaps ...
Scientists have developed the first ever fail-safe test to check for carbon dioxide (CO2) leaks from carbon capture and storage sites deep underground.
Earth Sciences
Dec 14, 2011
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(PhysOrg.com) -- NASA's Mars Exploration Rover Opportunity has found bright veins of a mineral, apparently gypsum, deposited by water. Analysis of the vein will help improve understanding of the history of wet environments ...
Space Exploration
Dec 8, 2011
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NASA's lone surviving Mars rover has been busy exploring its surroundings since it rolled up to its latest crater destination four months ago. Now the solar-powered, six-wheel Opportunity is in search of a place to hunker ...
Space Exploration
Dec 7, 2011
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(PhysOrg.com) -- Earthquakes are some of the most daunting natural disasters that scientists try to analyze. Though the earth's major fault lines are well known, there is little scientists can do to predict when an earthquake ...
Earth Sciences
Nov 30, 2011
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A heavy equipment operator unearthed what appears to be a nearly complete plesiosaur while digging in Canada's oil sands, Syncrude announced Thursday.
Archaeology
Nov 24, 2011
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The geological record holds clues that throughout Earth's 4.5-billion-year lifetime massive supervolcanoes, far larger than Mount St. Helens or Mount Pinatubo, have erupted. However, despite the claims of those who fear 2012, ...
Earth Sciences
Nov 15, 2011
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(PhysOrg.com) -- When jewelers inspect diamonds, they look for cut, clarity, color, and carat. When University of Tennessee, Knoxville, geologists Larry Taylor and Yang Liu inspect diamonds, they look for minerals, inclusions ...
Earth Sciences
Nov 8, 2011
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