Most of the vacuums we recommend are bagless. They are designed to allow clean air to pass through the motor without impeding suction or clogging. Instead of collecting in a bag, the debris ...

A HEPA vacuum has a filter that traps small particles and allergens. These are the best HEPA vacuums for allergies from top ...

The K20+ Pro can vacuum your floors, but it can also act as an air purifier, patrol your home for security purposes, and even deliver you a sandwich.

For the most up-to-date recommendations, see our guide to the best robot vacuums. Robot vacuums are colloquially called "Roombas" for a good reason. iRobot continues to innovate with its line of ...

Quoting http://www.astro.uu.se/valdwiki/Air-to-vacuum%20conversion: VALD3 stores vacuum wavelengths of all the transitions. This allows uniform handling of extraction ...