Johns Hopkins University's Louis Whitcomb, a professor of mechanical engineering, threw down a challenge to sixth-graders at Baltimore's Barclay Elementary/Middle School: design a claw that could ...

[Alexey] wrote in to share a mechanical claw (Google Translation) he has been hard at work on for quite some time. While a lot of people will turn to some sort of 3D plastic printer such as the ...

Grabbing objects in space has always been a challenge and has generally relied on mechanical claws to do the gripping. The problem is that these claws are limited in what they can grapple. That’s why ...