An asteroid smashing into a planet can dramatically alter the planet's habitability by setting back evolution or even encouraging biodiversity.
Earth Sciences
Mar 13, 2015
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An expedition from the Hebrew University of Jerusalem and the Carnegie Institute of Science has measured a roughly 40% reduction in the rate of calcium carbonate deposited in Australia's Great Barrier Reef in the last 35 ...
Environment
Sep 29, 2014
43
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A team of researchers working on a Carnegie expedition in Australia's Great Barrier Reef has documented that coral growth rates have plummeted 40% since the mid-1970s. The scientists suggest that ocean acidification may be ...
Environment
Sep 17, 2014
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0
A new study has revealed details about the composition of Earth's atmosphere during the Archean eon, which lasted from around 4 billion years ago to 2.4 billion years ago.
Earth Sciences
Sep 3, 2014
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2
The first meteorite ever located solely using data from specially-placed cameras has been found to be geologically unique, presenting questions of its origins.
Space Exploration
Jul 1, 2014
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1
Hexavalent chromium is a major environmental contaminant at several Department of Energy (DOE) sites as well as other sites around the world. Iron-reducing bacteria can convert the oxidized form of iron in clay minerals, ...
Materials Science
Jun 18, 2014
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0
Ancient Earth might have had an extraterrestrial supply of vitamin B3 delivered by carbon-rich meteorites, according to a new analysis by NASA-funded researchers. The result supports a theory that the origin of life may have ...
Space Exploration
Apr 17, 2014
2
0
(Phys.org) —The release of wastes associated with nuclear reprocessing from storage facilities into the underlying sediments and groundwater is an important environmental concern. Scientists working with two national laboratories ...
Earth Sciences
Apr 9, 2014
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0
Water, salts and gases dissolved in the huge ocean that scientists believe could exist below Europa´s icy crust can rise to the surface generating the enigmatic geological formations associated to red-tinged materials that ...
Space Exploration
Mar 14, 2014
2
0
The release of wastes associated with nuclear reprocessing from storage facilities into the underlying sediments and groundwater is an important environmental concern at the Hanford Site. This study provides evidence that ...
Environment
Feb 28, 2014
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