I didn't expect much from the Airsign HEPA Vacuum, a modest canister-style vacuum I was recently gifted. But I quickly realized I'd discovered a vacuum that's easy to transport from room to room ...

And that’s the problem with HEPA filters in many vacuum cleaners. Researchers and product reviewers (video) have found that just because a vacuum has “HEPA” somewhere on its packaging doesn ...

The vacuum tube didn't reach its full maturity until Lee De Forest came along a decade later. De Forest invented something he called the "audion." Not only did it force current to move in a single ...

We’d recommend erring on the side of caution with a bagged, sealed-system vacuum that has a HEPA or S-class filter. What if you don’t have asthma or severe allergies? Well, it never hurts to ...

It easily picked up large and small debris in just one or two passes, and its de-tangling vanes ... no-tangle brushroll, HEPA filter and powerful suction. This is the vacuum I own and have used ...

Dr. Shyam Joshi, MD and CMO of Nectar finds HEPA filters to be one of the most important aspects of anyone's vacuum search. He says a vacuum should be “used with an appropriately designed HEPA ...

Lee De Forest invented the audion, a vacuum tube device that could take a weak electrical signal and amplify it into a larger one. The audion helped AT&T set up coast-to-coast phone service ...

SAVE 30%: As of Nov. 4, the Dyson V11 Origin Cordless Vacuum Cleaner is on sale for $399.99 at Amazon, down from its usual $569.99 list price.

Essentially a household status symbol for those who love to keep their home spic and span, Dyson vacuum cleaners are the creme de la creme of ... built-in crevice tool, HEPA filtration down ...

Not all vacuums are designed with HEPA filters, however. Some are designed with general filters that may only be able to capture large particles. When you see a vacuum’s brush head described as ...

A cordless handheld vacuum cleaner with a HEPA filter, this one offers good performance for indoor and outdoor use. You can use it on cars, pets and furniture. It has a suction power of 4.5KPa in ...