Fun With Lasers
Tuesday, November 11, 2008 - 12:50
in Physics & Chemistry
Bad Breath Lasers are the key to a new "breathalyzer" for cancer and diabetes, say University of Colorado scientists. Exhale into the device, and molecules in your breath that could indicate disease absorb rays of laser light. A computer diagnoses you by matching the absorption patterns to a library of chemical "fingerprints." The next step is to expand the library, with hopes of selling the device in 10 years. read more