In this video, I demonstrate how to create an air filter to purify the air in a house or shop using simple, inexpensive, and fast methods that require no tools. Items featured in the video include: - ...

Almost half of all tap water in the U.S. contains the toxic class of chemicals PFAS, with a significant concentration on the East Coast, according to a recent study from the U.S. Geological Survey.

Face filters on Instagram and Snapchat are far and away the most mainstream use of what we call augmented reality. We've already spent years contorting our faces, surrounding them with butterflies or ...

When I ask friends and family why they don’t drink tap water in LA, they give the same vague answer: It’s chlorinated, gross and probably unhealthy. For years, that explanation sufficed, so I did what ...