Optical fingerprint can reveal pollutants in the air

More efficient sensors are needed to be able to detect environmental pollution. Researchers at Chalmers University of Technology have proposed a new, sophisticated method of detecting molecules with sensors based on ultra-thin ...

Creating 3-D hands to keep us safe, increase security

Creating a 3-D replica of someone's hand complete with all five fingerprints and breaking into a secure vault sounds like a plot from a James Bond movie. But Michigan State University Distinguished Professor Anil Jain recently ...

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