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When first unveiled in 2003, Elit by Stolichnaya vodka justified its $60 premium price with promises of unparalleled purity and crispness delivered by a cold filtration process that makes it easier to separate impurities and particulates from the spirit. Today, Stolichnaya is upping the ante with the debut of the ...

(PhysOrg.com) -- The world's first x-ray laser, the Linac Coherent Light Source (LCLS), first unveiled in 2009 at the Stanford Linear Accelerator Center in Palo Alto California, has been undergoing testing by group of physicists determined to find out how many of the photons it emits are synchronized and have found, as they describe in their paper in Physical Review Letters, the x-ray radiation that it produces, is the most coherent ever measured.