But when smoke plumes are close to the surface, people are breathing in wildfire chemicals and tiny particles. Those particles, known as PM2.5, can get deep into the lungs and exacerbate asthma and ...

State officials from Maine to New York issued alerts for fine particulate matter, a toxic byproduct of wildfires that is small enough to be inhaled.

We’ve got a pitchers' duel as AL Cy Young betting favorite Tarik Skubal starts for the Detroit Tigers while the Toronto Blue ...

Most of the Lower Peninsula has good to moderate air quality on July 26. Nationally, the northeast has the nation's worst air ...

Follow Claressa Shields vs. Lani Daniels live results and round-by-round updates for the undisputed women's heavyweight ...

It's the second-to-last event of the PGA Tour's regular season, one of the few remaining chances for those vying for a FedEx Cup Playoff spot.