Walabot is a cool gizmo that lets you see through walls with your smartphone

Ever thought about using your smartphone to see through walls? It's possible now, thanks to a gizmo called Walabot. Designed by a company in Israel, Walabot is a 3D imaging sensor that mounts to your phone's back panel via a magnetic attachment.

It detects pipes (metal and plastic), electrical wires, studs, and (presumably) the mummified remains of whatever poor soul was buried inside your living room's East wall some thousand years ago. It's both a cool "look at what my smartphone does!" showcase and a tool with practical purpose for any electrician.

Walabot is able to trace objects ...