Hazardous

NASA's OSIRIS-Rex asteroid-sampling mission, tasked with finding hints about the origins of life on our planet,…

As New Yorkers slogged through another day of blast-furnace July heat on Friday, some bore the benefits of advance…

It was a UFO (unidentified floating object). Australian authorities have issued a…

A wildfire burning near Yosemite Valley has prompted closure of some trails and caused poor air quality, park…

Topline A group of ten states plan to sue the Environmental Protection Agency for failing to update its residential…

Hazardous air conditions from wildfire smoke impacts millions of Americans for second day - CBS News…

Smoke from Canadian wildfires poured into the US East Coast and Midwest on Wednesday, covering the capitals of both…

MARTINEZ — Federal agents have started asking questions about the 24 tons of toxic, dusty residue that showered…

Q: Having lived in the Bay Area for a number of decades, I have traveled on a number of highways. I believe one of…

More than 100 hazardous industrial sites on California's coast are at risk of…