The preliminary investigation also found that the natural gas pipeline was damaged in a street grading project.

All six people injured in a gas line explosion and fire that leveled at least one home near Hayward on Thursday are expected ...

Chair Jennifer Homendy on Wednesday said the board “vehemently opposes” one of the provisions in the National Defense ...

A misplaced wire label, the vulnerability of a bridge and other mishaps in protocols likely caused the collapse of ...

Investigators concluded that the blackout that left the Dali cargo ship powerless and on a collision course with the bridge ...

The NTSB provided updates regarding the investigation into Thursday’s house explosion near Hayward on Saturday.

The National Transportation Safety Board described the fatal Nov. 10 flight that killed a Christian missionary father and his daughter in its preliminary report ...

Officials say the provision reverses progress the district has made in airspace safety since a January aircraft collision over the Potomac.

Could a single fractured fitting bring down a widebody freighter in seconds? The National Transportation Safety Board’s preliminary report on UPS Flight 2976 provides a sobering answer backed by frame ...