Light-pushed robot

Here’s an update on “Fantastic Voyage.”  “Engineers at University of Los Angles have come up with a tiny new robot that can be controlled and powered using a beam of light. Called OsciBot, because of its oscillating motion, the robot is made entirely out of a light-responsive hydrogel and doesn’t carry its own power source, relying on an external constant light source to help it push itself along. The technology has significant medical implications, as it allows for very small, soft robots to operate within the body as a drug delivery vehicle or to surgically repair tissues.  MORE WITH VIDEO

Image Credit:   UCLA