When it comes to robot musicians, talent runs the gamut about as much as it does for humans. From the bizarre double-armed machine that made a guest appearance in Sweden last fall when it played cello ...

A dozen or so young men and women, eyes obscured by VR headsets, shuffle around a faux kitchen inside a tech company’s Silicon Valley headquarters. Their arms are bent at the elbows, palms facing down ...

Certified kitchen knife nerd Scott Heimendinger used a robot arm on multiple chef’s knives to collect 100,000 data points about which blades cut most efficiently. He’s ranked them from best to worst.