To understand the challenges associated with achieving and working with high vacuum (HV) and ultra-high vacuum (UHV) you need to examine the differences (at a molecular level) between the various ...

John Carlsen has more than a decade of experience testing and reviewing home tech products, with a major focus on smart home security. He earned his BS in journalism from Utah Valley University. In ...

Engineers faced for the first time with operating a motor in a vacuum are often surprised at some of the potential problems. Outgassing, contamination, and cooling are all areas of concern. And ...

Convenience has always been the big promise of robot vacuums. Don’t clean your house yourself — instead, push a button and have a little robot putter around your home, sucking up all the dirt and ...