Tiny 1,900 million-year-old fossils from rocks around Lake Superior, Canada, give the first ever snapshot of organisms eating each other and suggest what the ancient Earth would have smelled like.
Earth Sciences
Apr 29, 2013
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(Phys.org) —Miles below the ocean surface, diverse ecosystems flourish at hydrothermal vents. Without sunlight, animals live off of bacteria that thrive on chemicals billowing out of the Earth's crust. These strange communities ...
Earth Sciences
Apr 1, 2013
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An international team of researchers including Svante Pääbo and Qiaomei Fu of the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany, sequenced nuclear and mitochondrial DNA that had been extracted from ...
Archaeology
Jan 21, 2013
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(Phys.org) -- Even alternative energy technologies can sometimes be a little greener, according to a Kansas State University graduate student's research.
Materials Science
Apr 9, 2012
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Researchers are turning to plants and solar power in the search for new sources of renewable and sustainable energy that can support the transition from rapidly depleting fossil fuels to a bio-based society. An article published ...
Biochemistry
Feb 2, 2012
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Research by University of Tennessee, Knoxville, faculty has discovered that bacteria's move from sea to land may have occurred much later than thought. It also has revealed that the bacteria may be especially useful in bioenergy ...
Cell & Microbiology
Dec 22, 2011
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A 125-year debate on how nitrogen-fixing bacteria are able to breach the cell walls of legumes has been settled. A paper to be published on Monday by John Innes Centre scientists reports that plants themselves allow bacteria ...
Cell & Microbiology
Dec 19, 2011
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More than one billion people around the world depend upon fish for protein in their diet. But the threat of mercury poisoning, especially in children, has raised concerns about the safety of eating fish.
Environment
Oct 13, 2011
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(PhysOrg.com) -- It appears that the supposed oldest examples of life on our planet -- 3.5 billion-year-old bacteria fossils found in Australian rock called Apex Chert -- are nothing more than tiny gaps in the rock that are ...
Earth Sciences
Mar 16, 2011
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A NASA scientist's claim that he found tiny fossils of alien life in the remnants of a meteorite has stirred both excitement and skepticism, and is being closely reviewed by 100 experts.
Space Exploration
Mar 6, 2011
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