Fingerprint Test Shows Not Only Who but What

By KENNETH CHANG
Published: August 7, 2008
With a new analytical technique, a fingerprint can now reveal much more than the identity of a person. It can now also identify what the person has been touching: drugs, explosives or poisons, for example.

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You Looking At Me? Scientists Develop Electronic-Eye Camera

MORE THAN MEETS THE EYE

Engineers John Rogers of the University of Illinois at Urbana-Champaign and Yonggang Huang of Northwestern University, Chicago have created an electronic eye-shaped camera that uses a new class of electronics technology that can conform to almost any shape of a human eye. The new retina-like camera sensor [...]