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 ...

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 ...

Hate dusty cases? Then you hate dusty rooms! I found a really nice replacement to a HEPA quality air filter. Take a box fan and then buy a 3M Filtrete 20x20x1 Ultra allergen Filter and buy some ( ...

With fires raging on the West Coast, air purifiers are quickly going out of stock. Polluted air and smoke from fires can have serious adverse health effects and irritate the sinuses. These devices ...

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 ...

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 ...

Two studies looked at which materials are best for homemade masks. What makes a better face covering to guard against COVID-19 transmission, a T-shirt or a scarf? Is it safe to use a vacuum cleaner ...

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 ...