One of the problems with bats, if you're a robotics expert, is that they have so many joints. That's what robotics researchers at the University of Illinois Urbana-Champaign and Caltech quickly ...

Flying bots like quadcopters and gliders have come on in leaps and bounds in recent years, but engineers are still chasing the "holy grail" of aerial robotics: replicating the complex flight of a bat.