Familiar yet strange: Water's 'split personality' revealed by computer model
Seemingly ordinary, water has quite puzzling behavior. Why, for example, does ice float when most liquids crystallize into dense solids that sink?
Seemingly ordinary, water has quite puzzling behavior. Why, for example, does ice float when most liquids crystallize into dense solids that sink?
Condensed Matter
Jun 18, 2014
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Cold and dry today, Mars was previously warm and wet but possibly only at intervals, a study published on Sunday suggests.
Space Exploration
Apr 13, 2014
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Exposing bed bug-infested clothing or other small items to freezing temperatures may be a viable control option for people at risk of bed bug infestations. However, a new study has found that bed bugs may be less susceptible ...
Ecology
Dec 8, 2013
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In 2010, a Cathay Pacific Airways plane was arriving in Hong Kong when the engine control thrusts seized up and it was forced to make a hard landing—injuring dozens. The potential culprit? Contaminated fuel.
Analytical Chemistry
Sep 5, 2013
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Outwardly, the tiny wood frog, Rana sylvatica, does not look like your regular arctic inhabitant. Yet despite their tiny stature, these little frogs are actually quite hardy and can tolerate freezing of up to two-thirds of ...
Plants & Animals
Aug 23, 2013
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Ocean waters melting the undersides of Antarctic ice shelves, not icebergs calving into the sea, are responsible for most of the continent's ice loss, a study by UC Irvine and others has found.
Earth Sciences
Jun 13, 2013
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Roughnecks working on oil and gas installations in the Arctic need clothes that monitor the health. Research scientists at SINTEF are developing a jacket with built-in sensors. It will monitor both body temperature and workers' ...
Engineering
Mar 11, 2013
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(Phys.org)—In experiments at SLAC National Accelerator Laboratory and Lawrence Berkeley National Laboratory, scientists observed a surprisingly dense form of water that remained liquid well beyond its typical freezing point.
Condensed Matter
Feb 1, 2013
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Strange, stranger, strangest! To the weird nature of one of the simplest chemical compounds -- the stuff so familiar that even non-scientists know its chemical formula -- add another odd twist. Scientists are reporting that ...
Materials Science
Nov 9, 2011
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Among the worrisome environmental effects of global warming is the thawing of Arctic permafrost -- soil that normally remains at or below the freezing point for at least a two-year period and often much longer. Monitoring ...
Environment
May 5, 2010
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