The future is in the hand of tiny robots, really tiny robots—and the expectation is that they will perform miraculous tasks, such as eye surgery and environmental cleanup. Brad Nelson heads the Institute for Robotics and Intelligent Systems at ETH Zurich, where they focus on creating these nano devices inspired by the biological mechanisms of bacteria such as e. coli and salmonella.

Created by Featurezoo ( for ETH Zurich.
Music by Lon Kaiser (