Tiny shapeshifting robots brush and floss your teeth, kill bacteria
Like many menial tasks, there may soon be a way to outsource brushing your teeth to robots. Engineers at the University of Pennsylvania have developed a system of microrobots that can change shape to form bristles or floss. They don't just brush plaque away, but release antimicrobials to kill bad...
https://newatlas.com/health-wellbeing/shapeshifting-robots-brush-floss-teeth/