Silence that voice in your head telling you you’re being cheap. (I heard it, too.) Done right, metallic spray paint looks anything but cheap, and you can even use it to completely change some of the ...

As recent history proves, airborne respiratory infections are not to be trifled with. Now, a new sprayable coating applied to standard air filters might give us a leg up in the war against the ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...