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Scanning corpses reveals killer's fingerprints
sea-maid submitted, created time 7 months 4 weeks (technology.newscientist.com)
Because of a new technique that can capture even faint fingerprints left on a body, the corpses of murder victims could betray the identities of their killers. The method makes use of surface enhanced Raman spectroscopy (SERS). This involves firing a laser beam at a material, allowing its composition to be identified from the wavelengths of light scattered. SERS can also be used to image the distribution of a substance in a material. 
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