How Central Vacuum Systems Work

When the floor needs a good cleaning, most of us reach for the portable vacuum cleaner and drag it around the house. Well, what if your whole house were a vacuum? Find out how central vacuum systems work.

How Robotic Vacuums Work

From rug-beating to vacuum-pushing . . . and now to hands-free floor care! The robotic vacuum has arrived in our homes from a Jetson-like future and may one day provide air purification and even internet connectivity. See the models currently available, check the prices and learn what the future may hold.

How Vacuum Cleaners Work

Electric vacuum cleaners have been helping us keep our homes clean for over a century. There's a lot going on inside these devices -- learn how they suck up the dirt (and whatever else finds its way onto your floor).