The black boxes are the nickname for the flight data recorder and cockpit voice recorder that record events during ... parameters such as altitude, airspeed, and heading. Black boxes are designed ...

On Jan. 10, the XB-1 completed a sustained flight at 728 mph (1,172 km ... the XB-1 achieved a record 383 knots equivalent airspeed — indicative of incredibly high dynamic air pressure.

The first, called the Cockpit Voice Recorder, records radio transmissions ... The second is called a Flight Data Recorder, which monitors parameters such as altitude, airspeed, and heading.

What is a black box, what can it tell us, and have the data recorders been found from Flight 5342 and the Army's Blackhawk?

Since these flights were moving with the wind rather than accelerating independently, their true airspeed remained within normal cruising limits. Experts believe that if the strong jet stream ...

Military forces around the world have taken advantage of emerging engine and aerodynamics technology to build these fast and ...

Some have suggested that it stems from Hussenot's device, because it used film and "ran continuously in a light-tight box, ...