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 ...

Is every human voice and fingerprint really unique?

Barclays, the UK bank, is to replace the password system on its phone banking service with personal voice recognition. "Unlike a password, each person's voice is as unique as a fingerprint," said Steven Cooper, Barclays' ...

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