Afraid there may be peanuts or other allergens hiding in that cookie? Researchers at the University of Illinois, Urbana-Champaign have transformed a smartphone into a handheld biosensor to run ... more 
Afraid there may be peanuts or other allergens hiding in that cookie? Researchers at the University of Illinois, Urbana-Champaign have transformed a smartphone into a handheld biosensor to run on-the-spot tests for food safety and more. (Aug. 1) less 
1 / 1
Associated Press Videos
Thu, Aug 1, 2013 3:02 AM EDT