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 ...

PROVIDENCE — Simple. Inexpensive. Effective. These are among the virtues of an ingenious do-it-yourself air-filtration system designed to protect against coronaviruses and other viruses that Brown ...

SEATTLE — Wildfire smoke in western Washington can become so bad at times residents may be told to stay indoors with the windows closed. But what can you do if wildfire smoke gets into your home? If ...

TORONTO — This fall, teachers and parents have been sharing photos on social media of do-it-yourself air purifiers that they’ve made for classrooms to help protect kids from COVID-19 transmission. But ...

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 ...

Do-it-yourself air filters are safe, effective and can be used to protect your lungs from California wildfire smoke. Wildfire smoke is harmful and can stretch hundreds of miles. The smoke from the ...

TEMPE, AZ — Getting creative in the battle against COVID-19. Brand new ‘do-it-yourself’ air filters are now being used in Valley classrooms. Arizona State University is playing a key role in getting ...

NEW YORK (AP) — Social media users are sharing a surprisingly effective way to protect yourself indoors from the toxic wildfire smoke blanketing much of the East Coast: a box fan, four air filters and ...

No, I don't mean a box fan with a crap filter in front of it. I'm thinking about something more substantial with a MERV16 filter. I've got two applications in mind, household dust in my master bedroom ...