(PhysOrg.com) -- By finding a clever way to use the Earth itself as a scientific instrument, members of a SLAC-led research team turned the Fermi Gamma-ray Space Telescope into a positron detector and confirmed a startling discovery from 2009 that found an excess of these antimatter particles in cosmic rays, a possible sign of dark matter.
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Tag Archives: from-2009
Feed SubscriptionOxycodone toll in Florida spotlights prescription drug dangers
Oxycodone caused 1,516 Florida deaths in 2010, a 9 percent rise from 2009
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