With the reddish-orange skies and smoke-filled air, Californians who had previously never heard of PM2.5 pollution are quickly learning about the Air Quality Index and what they need to do to protect ...

Richard Corsi demonstrates the airflow of a low-cost, DIY air cleaner that can remove indoor pollutants such as smoke particles and respiratory particles. It may also reduce the spread of airborne ...

For some of us, allergens are our worst enemy — the fresh pollen of spring, fall foliage, and of course the ever present dust, mold and animal dander. Sometimes the only solution is a high-tech air ...

A cheap, do-it-yourself air purifier is powerful enough to effectively protect a home from free-floating flu and COVID-19 viruses, according to test results from the U.S. Environmental Protection ...

Eric Schildge is terrified to go back to school in a few weeks. An 8th grade English teacher in Newburyport, the fear of in-person learning during a pandemic is familiar to him. He was in the ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. NEW YORK (AP) — Social media users are ...

ASU students are helping build air filters for K-12 classrooms across the Valley to combat COVID-19 transmission. The filters, known as Corsi-Rosenthal boxes, are DIY air filtration boxes made simply ...

The glowing box, pulsing with rainbowy light, looks as if it was dropped into this Studio City living room from a warehouse rave. It came, in fact, from the garage where Alex LeVine has been tinkering ...

Going back to the office amidst COVID and wildfire smoke? Here's a do-it-yourself guide to air filtration. Zoë Yunker is a Victoria-based journalist writing about energy and environmental politics.

Correction: (March 25, 2025) In the thirteenth paragraph, “within 3 to 4 feet (91 to 120 centimeters)” should be “within 8 feet (244 centimeters).” An edit has been made in the press release to ...