Midair collisions throughout aviation history have brought some of the worst tragedies in the sky. But they've also left important lessons.

Concerns over security and privacy surrounding Chinese-manufactured unmanned aircraft systems – prevalent in North Dakota as ...

The state's Atmospheric Resource agency also has an agreement with the University of North Dakota's aviation program for ...

The collision occurred in airspace that is difficult to navigate. Flight data, video and air traffic control audio show how the tragedy unfolded.

The air traffic controller was reportedly doing the job of two people that night, a situation indicative of an a controller ...

The country is looking for answers after an Army helicopter crashed midair with a passenger jet carrying 64 people, leaving ...

"It’s the combination of the rarity as well as the almost immediacy of the tragedy, that’s why it’s so shocking," said University of North Dakota aviation professor Nicholas Wilson.