Researchers at the University of California, Berkeley, have developed the world’s smallest untethered controllable flying robot, a 21-milligram, 9.4-millimeter device powered by a magnetic field. The machine can lift off, hover, steer, and recover from collisions without onboard power or sensors, opening new possibilities for medical, industrial, and environmental applications.
Read the full article at https://www.paperleap.com/blog/articles/world-s-smallest-untethered-flying-robot-takes-off-0cccc3