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Space 2013-12-11

NASA: Fire vs. ice: The science of ISON at perihelion

NASA: Fire vs. ice: The science of ISON at perihelion After a year of observations, scientists waited with bated breath on Nov. 28, 2013, as Comet ISON made its closest approach to the sun, known as perihelion. Would the comet disintegrate in ...
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Science 2013-12-11

Staph can lurk deep within nose, Stanford study finds

Staph can lurk deep within nose, Stanford study finds STANFORD, Calif. — Scientists at the Stanford University School of Medicine have revealed that formerly overlooked sites deep inside the nose may be reservoirs for Staphylococcus aureus, a major ...
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Energy 2013-12-11

Hydrogen-powered invasion

Hydrogen-powered invasion The intestine is bustling with billions of intestinal bacteria that aid digestion and keep it healthy. A vast array of microorganisms (microbiota) colonise the intestine so densely that pathogens do not usually stand a chance of multiplying. ...
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Medicine 2013-12-11

Cancer 'avalanche effect' refuted

Cancer 'avalanche effect' refuted First, the number of chromosomes in a cell changes, then an avalanche of further mutations occur that transform the cell into a cancer cell, according to a well-known - but untested - theory. A research group at Lund ...
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