Roughly 22 million years ago, at the onset of the Miocene, the Tibetan Plateau started to lift upward. The rising land curbed the flow of moist air from the south, sparking the onset of central Asian desertification. Or, ...
Earth Sciences
Apr 23, 2012
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Groundwater in aquifers on the East Coast and in the Central U.S. has the highest risk of contamination from radium, a naturally occurring radioactive element and known carcinogen.
Environment
Feb 15, 2012
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(PhysOrg.com) -- The Sylhet Traps lava flows of the Shillong Plateau in northeastern India lie some 340 miles to the east of the Rajmahal Traps at the bend of the Ganges River as it flows south to the Bay of Bengal. Almost ...
Earth Sciences
Aug 19, 2011
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(PhysOrg.com) -- Exotic bacteria that do not rely on oxygen may have played an important role in determining the composition of Earth's early atmosphere, according to a theory that UChicago researcher Albert Colman is testing ...
Earth Sciences
Apr 26, 2011
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(PhysOrg.com) -- An Oxford University scientist has taken our understanding of the origin of life a step further.
Biochemistry
Apr 4, 2011
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NASA on Tuesday released the first picture taken of Mercury's surface by the US space agency's orbiting Messenger craft.
Space Exploration
Mar 30, 2011
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The most illustrious meteorite in history continues to inspire heated debate. Does it carry microbial fossils from Mars or are its strange features just the product of some unique geochemistry? After almost 20 years, dueling ...
Space Exploration
Oct 22, 2010
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Some bacteria destroy oil. Might those bacteria lead oil companies to change their methods of harvesting the energy of the oil while at the same time reducing the carbon dioxide that burning oil and gasoline discharges into ...
Earth Sciences
Jun 17, 2010
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As carbon dioxide levels in the atmosphere rise, policy makers and scientists are looking at new ways to tackle the problems associated with the greenhouse gas.
Environment
Jun 16, 2010
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For the first time, an international team of researchers has incorporated extensive geochemical data on the formation of Earth into a model - with surprising results: more models can be used for the process of Earth’s accretion ...
Earth Sciences
Jun 3, 2010
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