The Los Angeles region has some of the most polluted air in the United States, failing to meet standards set by the Environmental Protection Agency for the last decade. Now, Caltech researchers have ...

A fire at a North Carolina fertilizer plant packed with 600 tons of highly explosive ammonium nitrate continued to burn out of control on Tuesday, forcing firefighters to abandon the scene and ...

Thirty tons of a potentially explosive chemical went missing from a sealed train car in April, and no one has any clue where it went. The good news is that Union Pacific doesn't have any evidence that ...

An uncontrolled blaze ripping through a fertilizer plant in North Carolina early Tuesday triggered evacuation orders for thousands of people because fire officials fear chemicals at the site could ...

The Delhi Red Fort car blast used an (as yet) unspecified amount of ANFO, an explosive compound containing ammonium nitrate and fuel oil, packed into a Hyundai i20. The bomb was set off by a detonator ...