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 ...

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 ...

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 ...

The east coast, and New York in particular, is receiving an unwelcome taste (and scent) of the climate crisis to come, as smoke from massive Canadian wildfires billow out toward the Atlantic Ocean.

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 ...

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 ...