Mastering altitude is critical for every pilot. Learn why a simple altimeter error can lead to failed checkrides, airspace ...

A long list of things went wrong in January and contributed to the collision between an Army helicopter and an American ...

Six months after an Army helicopter crashed into an American Airlines passenger plane near Washington, D.C., killing 67 ...

The Army helicopter that collided with a plane over D.C. in January had incorrect altitude readings, contributing to the ...

Investigators have found that a helicopter involved in a deadly crash with a passenger plane over Washington was flying above ...

NTSB members became frustrated at the U.S. Army's timeline to fix altimeter issues during the first hearing on the fatal Jan.

The NTSB is holding three days of hearings to uncover insights into what caused the fatal crash between the passenger jet and ...

Incorrect altitude readings on the Army helicopter that collided with a passenger plane over Washington, D.C., in January ...

The NTSB released new audio and video of the DCA plane crash. WASHINGTON - The NTSB released new audio and surveillance video ...

The National Transportation Safety Board has opened public hearings on a January midair collision between an Army Black Hawk helicopter and a commercial jet ...