If you ever built a line following robot, you’ll be nostalgic about [Jeremy’s] light-seeking robot. It is a very simple build ...

If you wanted to build a robot that chased light, you might start thinking about Raspberry Pis, cameras, and off-the-shelf computer vision systems. However, it needn’t be so complex. [Ed] of ...

Swarms of small robots rolling around on the ceiling can reconfigure rooms by moving hanging curtains or lights around – or store and then drop small objects such as keys and balls to humans below.