/technologies/industrial-automation-space/b/blog/posts/researchers-develop-an-army-of-microscopic-robots-that-could-move-inside-a-human-bodyThe microscopic robots measure just 5 microns thick, 40 microns wide and 40 to 70 microns long, which are too small to be seen by the naked eye. (Image Credit: Criss Hohmann) Researchers at Penn Engineering and Cornell University have developed ...en-USTelligent Community 12