A Canadian startup called Xanadu has built a photon-based quantum computer it says should easily scale up. What will really matter in the long run? That’s the question we tackle each year as we ...

The United Association said Thursday four members of one of its Maryland chapters were aboard American Airlines Flight 5342.

An American Eagle jet and an Army helicopter collided over Washington on Wednesday night. The number of casualties is unclear ...

Authorities say they fear there are no survivors after an American Airlines jet and an Army helicopter collided midair near ...

A Washington DC plane crash at Ronald Reagan National Airport killed at least 28 people overnight, as American Airlines ...

Matthew Cappucci, who lives in Washington D.C., describes what it looked like to see dozens of emergency vehicles in the ...

Gov. Josh Shapiro said Thursday that he wants to fast-track big energy projects in Pennsylvania and offer hundreds of millions of dollars in tax breaks for projects that provide electricity to the ...

All 64 people aboard a flight from Wichita, Kansas – 60 passengers and four crew members – and the three soldiers on a U.S.

President Trump addresses the nation after an American Airlines jet collided with an Army helicopter on January 29 as the jet approached DCA to land.

The United Arab Emirates has received its first Rafale fighter jet under a deal with France amid ongoing US-French ...

A sizable cohort of figure skaters, coaches, and families were among the passengers involved in a mid-air collision between an American Airlines jet and an Army helicopter near Washington, D.C., ...

The collision involved a Bombardier CRJ700 regional jet operated by PSA Airlines and a military Black Hawk helicopter.