The bot had to be able to fit into the pipe and short enough to make the turn, plus it needed to be — erm, waterproof. It also needed to carry a camera and a light, and to be powered and ...

Salto the robot is acting a little squirrelly. The jumping bot can take a flying leap and land on a narrow pipe ­­­— just like a squirrel soaring from branch to branch. It’s the first time ...