The very best air purifiers for smoke are designed to filter out harmful microscopic particles, helping you breathe better.

Learn what the air quality index (AQI) means, how it impacts your health, and how to stay safe when pollution is high.

One possible reason for bad air quality in the city is a fire that broke out yesterday afternoon in Lancaster, Pennsylvania, where air quality is notably unhealthy. Why would a fire more than 150 ...

Toxic smoke and dangerous particulate pollution are spreading far beyond the flames, leaving air quality at unhealthy levels ...