My cats and I tested the Litter-Robot 3 Connect and Litter-Robot 4 automatic litter boxes. Here's how they compare and what to know about the Litter-Robot 3 vs. 4.

I compared a $190 robot vacuum to a $550 one. Here's my buying advice How much difference can a price point make? For general cleaning, you might be pleasantly surprised. Written by Chris Bayer ...

Robots are becoming more prevalent on the floor of many plastics shops, particularly injection molding facilities, and they come in all shapes and sizes.