This device uses Wi-Fi to see through walls

Oct29

by Sindy Cator on October 29, 2015 at 2:25 pm

Being able to see through walls is definitely a superpower I would pay to have. And while it’s not entirely possible yet, researchers at MIT’s Computer Science and Artificial Intelligence Lab are pretty close. They’ve built a device, called RF-Capture, that uses Wi-Fi signals to identify and monitor human silhouettes through walls. It works by emitting wireless signals through the walls, which then bounce off the human bodies on the other side. As the person moves, the RF-Capture takes snapshots in order to stitch the images together and create a silhouette. It may seem basic at first to some people, but…