ANYmal-D, the badminton-playing quadruped robot from ETH Zurich, combines artificial intelligence with whole-body coordination to rally with human players for up to 10 shots.

Robot vacuum-mop combos are meant to be do-it-all wonders that can clean up any mess, wet or dry. Sadly, they don’t live up to the hype, and we don’t recommend them. But someday, I bet we will.