MIT researchers just replicated human muscles with AI-controlled fibers. Inside each fiber is a sealed tube of electrically charged liquid a…

MIT researchers just replicated human muscles with AI-controlled fibers. Inside each fiber is a sealed tube of electrically charged liquid and a tiny electric pump. When the pump activates, one side contracts while the other relaxes, just as your biceps and triceps do when you bend your arm. How it works: > The pump injects electrical charge into the fluid > This creates ions that drag the liquid along with them > No motors, no external pumps, completely silent Because they're fibers, they bundle together just like real muscles, scaling up force by adding more strands. In demos, these fibers were strong enough to bend a robotic arm and curl a dumbbell... but gentle enough to shake someone's hand. From prosthetics to exoskeletons to industrial robots, this is what happens when engineers stop building around motors and start building around biology. Media

Source: https://news.mit.edu/2026/new-type-electrically-driven-artificial-muscle-fiber-0409?utm_source=robotnews.therundown.ai&utm_medium=ne…
MIT engineers built an AI wristband that controls robots by reading your hand muscles. It works by using an ultrasound to capture images of …
Research paper link: https://www.nature.com/articles/s41928-026-01594-4 I break down stories like this every day in my free newsletter. Keep…
Research paper link: https://www.cell.com/cell/fulltext/S0092-8674%2825%2901312-1 I break down stories like this every day in my free newsle…

Source: Rowan Cheung (X) | 2026-04-22

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