I show you how I created an effective and affordable air purifier using simple materials, all for less than $80. This video walks you through building a Corsi-Rosenthal box with step-by-step ...

When wildfires threaten communities, human health can be impacted as smoke distributes on the breeze, infiltrating various structures. To help people protect themselves and their families, researchers ...

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 ...

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 ...

It’s been a real mess here in L.A. with all of the fires. I’ve lived here for 35 years and have never seen anything like this. My heart goes out to all those affected. Unfortunately, I have many ...

As buildings and brush continue to smolder in Los Angeles, a toxic soup of smoke, chemicals and particulate matter is being spread across the region by gusty winds, prompting a surge in interest in ...

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. Interest in air filters and purifiers ...

Interest in air filters and purifiers is spiking in Southern California, including questions about how to build a homemade air purifier. Getting clean air is the latest challenge for residents who ...

This is a developing story. For the latest local updates head to LAist.com and sign up for breaking news alerts. Interest in air filters and purifiers is spiking in Southern California, including ...

A large area of greater Los Angeles had unhealthy air Friday, due to particulate matter from large wildfires. Here are tips for breathing cleaner... This is a developing story. For the latest local ...