The Pentagon has a laser that can identify people from a distance—by their heartbeat

An article in MIT Technology Review Magazine about advances in biometrics reports that the Pentagon now has a prototype infrared laser called “Jetson” that can identify people by their heartbeat, and interviews Wenyao Xu, associate professor of computer science and engineering.

“Compared with face, cardiac biometrics are more stable and can reach more than 98% accuracy,” he said.

Read the story here.

A story also appeared on the Impact Lab.