World’s smallest autonomous robots are ‘smaller than a grain of salt,’ cost one penny apiece — researchers expect new micron-scale fully-programmable robots to be used in medicine, microscale manufacturing, and other areas Tom’s HardwareThe World’s Smallest Programmable Robot Can Barely Be Seen ScienceAlertTiny robots that can think, move, and even heal themselves: These programmable machines are smaller than a … Bhaskar English