NASA Has Invented a Lightweight Machine That Can Detect a Human Heartbeat Under 30 Feet of Rubble

Shortly after an EF5 tornado flattened Moore, Oklahoma, this past May, the Department of Homeland Security called Jim Lux at NASA's Jet Propulsion Lab. "We were asked to come out with our machine," Lux says. The machine in question unfortunately wasn't ready. It will be next time.

http://www.theatlanticcities.com