A regional jet carrying 64 people collided with an Army Black Hawk helicopter. Reagan National Airport grounded all flights.

The Department of Defense‘s recent decision to rescind a critical policy reimbursing service members for travel related to ...

As a result of the AIM Act, the DoD is stockpiling HFC refrigerants to support military conditioning systems, refrigeration, and fire suppression.

Officials are examining black boxes from both aircraft and say they appear to be in good condition and may provide details on ...

While authorities focus on the cause of the US's deadliest aviation disaster since 2001, families are mourning their loved ones. Here's the latest.

Investigators confirmed they have recovered a cockpit voice recorder and a flight-data recorder from American Eagle Flight ...

A potentially crippling entanglement with China is that of our defense and homeland security needs. If that dependence remains, our national security is at risk.

Washington Post staff tried to separate what is happening from what is not, and to explain what may happen in the future.

The extent of the impacts of the Trump administration’s sudden 90-day freeze of almost all foreign aid is still unclear ...

ONWARD ARC-EX System for spinal cord injury is now available for purchase through VA Federal Supply Schedule and GSA Advantage platforms Partnership with Lovell Government Services is providing commer ...

Robert F. Kennedy Jr. has said vaccines are not safe. His support for abortion access has made conservatives uncomfortable.