This is a developing story. For the latest local updates head to LAist.com and sign up for breaking news alerts. Interest in air filters and purifiers is spiking in Southern California, including ...

An old axiom reminds us that an ounce of prevention is worth a pound of cure. Here's how top technicians apply that sentiment to routine air filter replacements. The savvier techs I work with employ a ...

With allergens, disease, odors, and dust building up over the winter months, there are many reasons to consider an air purifier for your home. While there are impressive air purifiers you can buy with ...

Building a Corsi-Rosenthal box portable air filter comes down to duct-taping together a set of furnace filters and a box fan. Douglas Hannah, CC BY-ND One afternoon, a dozen Arizona State University ...

Air cleaners have become the comfort purchase of the decade, promising to scrub away everything from wildfire smoke to viruses with the push of a button. Yet the marketing gloss often blurs a basic ...

One afternoon, a dozen Arizona State University students gathered to spend the morning cutting cardboard, taping fans, and assembling filters in an effort to build 125 portable air purifiers for local ...

SAN DIEGO — Thinking outside the box, students took COVID safety into their own hands. "It’s a box fan, and then you make a cube out of these filters that you can buy at any hardware store, super ...

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 ...