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

Those groups particularly sensitive to particulate matter in the air may want to limit time outside Friday and Saturday.

An advisory about fine particle air pollution from the highest-ranking physician in the United States would be a powerful ...

The Air Quality Index (AQI) can tell you a lot about the health of the environment, but there are still measures you can take ...

Specialized air quality instruments captured a spike in lead, chlorine, and bromine pollution during the L.A. wildfires.

Unlike typical wildfires, smoke from the L.A. fires — consisting of toxic materials from burned down homes, cars, and more — ...

Even though the Palisades and Eaton fires are now mostly contained, the Santa Ana winds have led to new fires flaring up ...

If you have been hearing about poor air quality in New York City Friday, you can breathe a deep sigh of relief (literally): ...

Certain factors impact how long it takes for you to cross that finish line, but what about the air quality? Recently, ...

Dhaka, the overcrowded capital city of Bangladesh, has topped the list of cities with the worst air quality with an AQI score ...

Colombo is once again covered in a thick smog and it seems to be a phenomenon that we may have to deal with more often. ..

The air that women breathe up to three months before they become pregnant can have an effect on the future baby’s size. A ...