Grains of Sand Reveal Possible Fifth State of Matter


	Grains of Sand Reveal Possible Fifth State of Matter

tabsey

6-29-2009 9:27 AM

337 views

tags:

science

tabsey says:

20 sec vid at the source (wouldn't clip) which may help understanding what they are on about.

2 Comments |

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6-30-2009 1:59 AM

beanz

WOW !!

7-2-2009 9:47 PM

jmatts78

Cool! I love this kind of stuff!

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Something similar happens to water falling from a faucet, but the forces acting on those molecules are 100,000 times stronger.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.wired.com/wiredscience/2009/06/sandgrains/">Measurements of this phenomena</blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.wired.com/wiredscience/2009/06/sandgrains/">overturn the previous explanation for sand droplets — that grains stick to each other after colliding — and quantify what’s called an “ultralow-surface-tension regime.”</blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.wired.com/wiredscience/2009/06/sandgrains/">It’s entirely new territory for researchers, and just one of many dynamics governing the behavior of granular materials, which for reasons unknown to science act sometimes as solids, or liquids, or gases — or something in-between</blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.wired.com/wiredscience/2009/06/sandgrains/">You walk on the beach, and the sand supports your weight. 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