The NTSB determined the existing separation distance between planes and helicopters at Reagan National Airport is “insufficient" and poses an intolerable risk.

Federal investigators looking for the cause of the January collision between a passenger jet and an Army helicopter near ...

The agency says the approved helicopter route is too close to the approach to the runway where an American Eagle plane was ...

Investigators issued their preliminary report Tuesday in the probe into the devastating crash between an American Airlines plane and a U.S. Army Black Hawk helicopter.

The National Transportation Safety Board on Tuesday recommended that helicopter traffic be banned from a four-mile stretch ...

Argan Inc., one of Greater Washington’s largest public companies, has a new home address.

Arlington-based Red Fox Development Co. is planning a new 767-unit residential and retail project near Alexandria’s ...