When it comes to performance, there's a world of difference between the Raspberry Pi and Arduino. The former, after all, is technically a fully functional computer that can run games, word processors, ...

For this review of the best robotic vacuum–mop combos, we tested models from Bissell, iRobot, Roborock, and more to see which ones clean the best.

The innovation is currently being tested in homes, schools and residential societies.