Federal investigators are probing a crash on the Green Line last weekend in Somerville that sent four train operators and one ...

An NTSB investigation into a CTA Yellow Line crash found the transit agency’s decision to disable a braking feature partly ...

A federal investigation into a CTA Yellow Line crash has found the transit agency disabled one automatic braking feature on the popular model of railcar involved, ...

What does the National Transportation Safety Board look for in a plane crash investigation? A flight expert explains.

Pennsylvania State Police report that a small plane emergency landed in a field in Lancaster County.Officials say the plane ...

A National Transportation Safety Board spokesperson said Wednesday that there is “no set timeframe for on scene work." ...

The wreckage is being sent to a secure location “for a full wreckage layout and examination,” the NTSB said. The investigation will include a detailed inspection of the jet’s major components, ...

All of the major pieces of the Black Hawk helicopter and American Airlines Flight 5342 that collided over the Potomac River on Jan. 29 have been recovered, the NTSB said.

This "black box" has been recovered and transported to NTSB headquarters for further analysis. A visual inspection showed no apparent exterior damage, leading officials to believe they will also ...

The American Airlines flight involved in the deadly collision with a Black Hawk helicopter over Washington, DC, seemed to ...

Investigators have recovered most of the airplane and helicopter from the Potomac River, but continued searching for objects on the river floor.