From ping-pong table to Harvard: This 13-year-old built a Rs 3,000 robotic arm you can control with mind

A teenager Benjamin Choi built a low-cost prosthetic arm during the 2020 lockdown using a 3D printer, fishing line and ...
The Verge

This robot arm can detach its hand to grab things

The robotic hand can crawl around on its own, grab small objects, and bring them back to the arm. The robotic hand can crawl around on its own, grab small objects, and bring them back to the arm. is a ...