Long before electricity was a common household utility, humanity had been building machines to do many tasks that we’d now just strap a motor or set of batteries onto and think nothing of it.

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Today’s world runs on digital computers, but there was a time when ...

In a nutshell: In a world where computers keep getting smaller and more compact, researchers at North Carolina State University have gone in the opposite direction. They've created a mechanical ...