The fatal midair collision between an American Airlines passenger jet and an Army helicopter followed a string of near misses ...

The airspace around Washington, D.C., is congested and complex — a combination aviation experts have long worried could lead ...

Last year, senators from Virginia and Maryland sounded the alarm over congestion in the skies above Washington.

D.C. once again is participating in the annual point-in-time count, a controversial headcount of the a city’s unhoused ...

Nearly 70 people are believed to have died in the crash, which happened when an American Airlines regional jet collided with a Black Hawk Army helicopter.

Jennifer L. Homendy, the chair of the National Transportation Safety Board, said the probe will focus on several factors: “the human, the machine and the environment.” ...

The directive to the CDC to halt communications with the World Health Organization was imposed to comply with President Trump ...

Rescinded job offers, delayed health updates and confusion over cutting government checks upend business as usual across Washington.

President Trump has picked former Congressman David Weldon to serve as his CDC director. Previous directors have been able to ...

Faced with the highly infectious H5N1 strain, Long Island’s last duck farm must kill its entire flock and may go out of business, its owner says.

Scientific meetings were canceled, and research data on the bird flu outbreak was delayed, amid confusion over the directive.

After his second inauguration, President Donald Trump signed a host of executive orders, some with important implications for ...