We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› Advice, staff picks, ...

The idea seems pretty simple, once someone explains it. The virus that causes the pandemic disease Covid-19 passes from human to human on tiny droplets of spittle, through the air. Masks block some of ...

This custom fan filter created by [Kolomanschell] is a clever application of a technique used to create wearable 3D printed “fabrics”, which consist of printed objects embedded into a fine mesh like a ...

Q: Computers seem to be real dust magnets. Adding to that, I have two caged Amazon parrots in the same room as my computer. They create a very fine dust of their own, similar to sanding joint compound ...

ITHACA, N.Y. — Ithaca High School teacher Hallie Snowman is turning box fans into air filters for classrooms at the high school with the purpose of reducing COVID-19 transmission. The 11th and ...

It may seem a little Rube Goldberg-ish but a University of Michigan professor has devised a do-it-yourself air purifier that he claims cuts indoor allergens by 90 percent. Made of a cheap box fan and ...