The Daily Dose

The Pentagon last week unveiled a long-range laser device capable of detecting a person’s unique heart-signature. It was designed to thwart terrorism, but could lead to the Holy Grail of civilian surveillance: an ethical, non-invasive method of conducting biometric identification from afar. Science fiction has long told us that wars in the future would be fought with lasers, we just assumed they’d be weapons. The Pentagon’s heartbeat-detecting laser, called Jetson, is entirely harmless. It uses a technology called vibrometry to detect the subtle vibrations of a person’s body caused by the movement of blood throughout their circulatory system. Set phasers…

This story continues at The Next Web