The Roborock Saros 10R robot vacuum and mop is a fully-loaded cleaning system. It's ultra-slim and features a true ...

The best cat litter box furniture hides your cat's bathroom. Our top picks include inexpensive enclosures and modern cabinets ...

A new proof reveals the answer to the decades-old “moving sofa” problem. It highlights how even the simplest optimization problems can have counterintuitive answers.

The bedroom was updated next. The main challenge was an old wall-to-wall carpet and plaster-like paint of a similar age.