Dentistry of the future? An army of miniature robots could wipe out tooth decay
[ad_1] What if, with one marching order, a swarm of micro-robots (directed by magnets!) could break apart and remove dental plaque from a tooth? A cross-disciplinary partnership among dentists, biologists and engineers agree that it’s possible in the very near future. A team of scientists from the three fields at the University of Pennsylvania have…