After testing 24 robot vacuums at CNET Labs to see how well they clean and avoid obstacles, we discovered an unusual relationship.

While robot vacuums are getting fancier and more sophisticated (there’s now one that can climb stairs!), there are lots of great budget bots you can get for just a couple of hundred bucks that will ...

Some exoskeletons can also reverse their motors to help you build strength and burn calories by adding extra resistance: the ...