Radiation flashes may help crack cosmic mystery

Faint, fleeting blue flashes of radiation emitted by particles that travel faster than the speed of light through the atmosphere may help scientists solve one of the oldest mysteries in astrophysics.

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<p><a href="http://www.physorg.com/news115922439.html">Radiation flashes may help crack cosmic mystery</a></p> <p>Faint, fleeting blue flashes of radiation emitted by particles that travel faster than the speed of light through the atmosphere may help scientists solve one of the oldest mysteries in astrophysics.</p>