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 ...

What happens to a social robot after it retires? Four years ago, we placed a small owl-shaped reading robot named Luka into 20 families’ homes. At the time, the children were preschoolers, just ...