Robot vacuums have spent years bumping politely into the base of staircases, forever exiled to a home’s ground floor. Dreame is trying to end that limitation with a machine that does not just roll, ...

Roborock and Dreame showed off two approaches to getting over one of the robot vacuum’s biggest hurdles.

Whether this stair-climbing—and cleaning!—robot is the first true whole-home robot vacuum remains to be seen.

Finally, a robot vacuum that can climb stairs.

Roborock, a Chinese robotic vacuum cleaner brand, unveiled a concept device with two legs that can climb stairs in people’s homes, a flashy example of efforts to sell ordinary consumers on the idea of ...

Robotic vacuum cleaners have become a common feature in homes, but most still stop at the foot of the stairs. A prototype unveiled at the CES technology show aims to change that by giving a household ...

The domestic cleaning battle between homeowner and multi-story house has finally reached a ceasefire, thanks to a vacuum cleaner that refuses to be grounded by physics or floor plans.