While "that is incredibly positive news," an official said, authorities are warning that danger still persists in Southern California ...

Officials who have been scrambling to find a safe resolution after a tank containing a hazardous chemical at a Southern California aerospace plant was damaged believe the risk of a catastrophic explos ...

Garden Grove evacuation orders are still in effect as firefighters work to stabilize a chemical tank, with support from state ...

A crack has relieved some pressure in a damaged chemical tank and the temperature of the highly flammable gas inside is continuing to fall, leading authorities to say Monday they believe the risk of a ...

The risk of a “catastrophic” explosion at a chemical tank in a Los Angeles-area city was averted by Monday, but around 16,000 ...

An all-night operation confirmed a crack in the tank in relieving atmosphere and pressure, OC fire officials say.

Officials reduced evacuation orders in Garden Grove after temperatures inside a hazardous chemical tank dropped, eliminating the risk of a catastrophic explosion that once threatened about 50,000 ...

The threat of a massive chemical explosion was eliminated in Orange County as an estimated 50,000 residents remain under an evacuation orders.

The risk of a catastrophic explosion at a damaged chemical tank in Southern California has been eliminated following a close overnight inspection that confirmed a crack in the tank relieved pressure ...

A massive fireball destroyed the heavy-lift vehicle during a Florida static fire test, triggering long-term lunar mission delays.

Add Yahoo as a preferred source to see more of our stories on Google. A pressurized tank filled with methyl methacrylate is sprayed with water at GKN Aerospace in Garden Grove on Saturday. (Jeff ...