The National Transportation Safety Board is investigating an incident in which two commercial planes were instructed to ...

The National Transportation Safety Board is now investigating the aborted landings of two commercial flights approaching ...

A U.S. Army Black Hawk helicopter flying through restricted Washington, D.C. airspace on Thursday triggered urgent evasive maneuvers by two commercial jets inbound to Reagan National Airport. An ...

The Black Hawk was trying to land at the Pentagon’s heliport, bringing it close to a pair of airliners, according to the ...

Detailed Army plans for a potential military parade on President Donald Trump’s birthday in June call for more than 6,600 ...

Two planes had to perform "go-arounds" to avoid a military helicopter on Thursday at Ronald Reagan Washington National ...

With the help of laser imaging and a water-current detecting buoy, specialists from the National Oceanic and Atmospheric ...

A move by federal water managers to pause a landmark environmental review of the Columbia River hydropower system has become ...

DC Water breaks ground on a 5.5-mile tunnel under D.C. to capture sewage overflows, aiming to cut Potomac River pollution by ...

A new investigation into the collision found additional errors that led to the deadly crash, such as the helicopter pilot ...