http://digbig.com/4fwkf
"FINGERPRINT scanners, increasingly used for everything from improving security at airports to preventing cellphone theft, can be fooled by fake fingers made of silicone, gelatine and even Play-Doh. Biometrics experts are working on ways to beat the fraudsters, and one of the latest takes a sensuous approach: an 'electronic nose' that can distinguish the unique aroma of human skin. " [Sub Required]