A hazardous chemical release at an industrial facility in Toledo, Ohio, triggered emergency evacuation and shelter-in-place ...

A mule deer living in the backcountry near Provo, Utah, wore a small air sensor on its GPS collar from December 11, 2025, to ...

We’ve found that some are much better at doing so than others.

Add Yahoo as a preferred source to see more of our stories on Google. More episodes of wildfire smoke are in the offing for parts of Canada and the midwestern and northeastern United States as the ...

Faced with a warmer, smokier future, scientists work to understand the environmental and health risks of aged wildfire plumes ...

For generations, summer in Montana has meant long days outdoors. Children spent afternoons riding bicycles through quiet neighborhoods, swimming in lakes and rivers, hiking forest trails, and playing ...

The smoke isn’t going away, but where it affects air quality will shift over the next few days. Conditions were improving Saturday for parts of the Northeast, a forecaster said. By Judson Jones and ...

Forbes contributors publish independent expert analyses and insights. Jen Reeder is an award-winning journalist who specializes in pets. This voice experience is generated by AI. Learn more. This ...

Wildfire smoke from fires burning in Canada and northern Minnesota has been pouring across the Great Lakes and northeastern U.S. states, turning skies an eerie shade of orange. In the West, smoke has ...

As larger, more frequent fires continue to send smoke hundreds (or even thousands) of miles across the country, poor air quality is now a reality for many. Even short-term exposure to wildfire smoke ...

The Midwest and Northeast registered some of the worst air quality in the world last week as wildfire smoke shrouded cities from Minneapolis to New York in an apocalyptic haze. More than 100 million ...

Wildfire PM2.5 differs from routine air pollution by composition, with higher elemental and organic carbon fractions that increase free-radical burden and intensify oxidative stress–mediated lung ...