The Moss Landing battery inferno was billed as a clean energy mishap, but the fallout was anything but clean. A new wave of ...

A year's worth of data shows South Bay residents are constantly exposed to low levels of hydrogen sulfide gas from the ...

Legend once had it that the huge, three-toed footprints scattered across the central highlands of Bolivia came from ...

An AirNow map shows air pollution in the "unhealthy" range for Portola in California, and Casa Grande in Arizona on Tuesday.

In 2023, Canada's worst wildfire season on record produced so much smoke that it spilled across national borders into the ...