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Sunday, January 22, 2012

ScienceDaily: Top Technology News

ScienceDaily: Top Technology News


Catching a comet death on camera

Posted: 19 Jan 2012 10:06 PM PST

On July 6, 2011, a comet was caught doing something never seen before: die a scorching death as it flew too close to the sun. That the comet met its fate this way was no surprise -- but the chance to watch it first-hand amazed even the most seasoned comet watchers.

Flaky graphene makes reliable chemical sensors

Posted: 18 Jan 2012 08:15 AM PST

Researchers have demonstrated that films made of randomly stacked graphene flakes can detect lower concentrations of some chemicals than films made of graphene crystals.

A baby crystal is born

Posted: 18 Jan 2012 08:12 AM PST

Scientists determine the smallest possible cubic lead sulfide cluster that exhibits the same coordination (a key structural property) as bigger bulk crystals.

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