Current air filters cannot simultaneously catch microscopic particles and toxic chemicals like formaldehyde, but now, an air filter from corn protein could. A layer of smog blankets Salt Lake City in ...

A team of researchers has designed a high-performance composite sponge that works effectively to filter particulate matter in high temperature and high humidity environments. The sponge, with its ...

Filters fitted to vehicle exhaust systems to remove particulate matter pollution have limited impact on ultrafine particles, new research shows. Filters fitted to vehicle exhaust systems to remove ...

A new low-cost DIY box filter is "highly effective" in clearing the air of hazardous indoor pollutants, according to a study. Filter-based air cleaners have become popular since the COVID-19 pandemic, ...

Haley Mast is a freelance writer, fact-checker, and small organic farmer in the Columbia River Gorge. She enjoys gardening, reporting on environmental topics, and spending her time outside ...

Biochar made from corn cobs can remove microplastics and ammonia from water, offering a low-cost, reusable filter made from ...

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 ...

This story is free to read because readers choose to support LAist. If you find value in independent local reporting, make a donation to power our newsroom today. Let’s imagine a common SoCal scenario ...

The 2026 Ford F-150 trucks will have a new, likely, unwelcome addition, for truck fans, a gasoline particulate filters in the exhaust system. This gasoline particulate filter will be a part of the 3.5 ...