A Lexington parent and his robot plan to change the way children learn to code. Zivthan Dubrovsky, who runs the robotics lab at Harvard’s Wyss Institute, and his team have spent the better part ...

I’m in a laboratory at Drexel University watching a remote-controlled robot do a spastic breakdance across the floor. The fist-sized, brightly colored bot looks simple enough: It has two wheels, two ...