Long-term smokers often have a chronic cough. They may get used to it, and perhaps also to being winded after climbing stairs.But there are good reasons to take these symptoms seriously, as they can ...

Air pollution might protect against the most dangerous type of skin cancer, melanoma, a new study finds. However, it's ...

Researchers have shown that plumes of wildfire smoke can carry contaminants hundreds of kilometers, leaving a toxic and ...

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

The phrase “urban firestorm” has terrified me since I first heard it, from the climate scientist Daniel Swain, who was ...