The Roborock Saros Z70 is a wildly ambitious robot vacuum that adds a robotic arm into the mix. While its cleaning, navigation and app experience are mostly top-notch, the mechanical arm tech isn’t qu ...

Whether you’re a kid or a kid at heart, learning about science and engineering can be a lot more fun if it’s practical. You could sit around learning about motors and control theory, or you could ...

A robot vacuum with an arm that picks up socks costs thousands now, but Roborock is working on a mass-market version that will cost "just hundreds," its president promises. Ajay has worked in tech ...