Tiny sensors tucked into cell phones could map airborne toxins in real time
Thursday, May 13, 2010 - 23:11
in Mathematics & Economics
A tiny silicon chip that works a bit like a nose may one day detect dangerous airborne chemicals and alert emergency responders through the cell phone network. If embedded in many cell phones, its developers say, the new type of sensor could map the location and extent of hazards like gas leaks or the deliberate release of a toxin.