A tiny jellyfish robot could swim inside the bladder to deliver drugs

A tiny jellyfish-like robot could be used to deliver drugs in the body. It is only 3 millimeters across and is controlled by magnetic fields

Source:
https://www.newscientist.com/article/2208358-a-tiny-jellyfish-robot-could-swim-inside-the-bladder-to-deliver-drugs/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home