Fire is a fundamental part of life on Earth. But what is it really? Science tells us it isn't matter at all, but a chemical ...

LASALLE, Ill. (CBS) -- After an extra-alarm fire sent a billow of smoke into the air like a volcano in LaSalle, neighbors expressed concern about the chemical particles that landed on their property ...

Carbon particles from a car's exhaust sparked the fast-moving 400-acre brush fire near Lake Jennings that shut down Interstate 8 and prompted mandatory evacuations, Cal Fire Chief Tony Mecham said.

Wildfire smoke is no longer just a short‑lived air quality problem drifting over cities for a few hazy days. New research shows that when these plumes rise high into the atmosphere, they can spawn ...

Smoke from a massive industrial fire in Indiana has displaced scores of residents because of possible harmful particles in the air. The fire is contained, but it's expected to burn for days. Smoke ...