
AeroVironment technicians removed the Pathfinder-Plus solar aircraft from its ground dolly before a turbulence measurement flight from Rogers Dry Lake.

Technicians servicing the Bell Aircraft Corporation X-1 in preparation for a flight.

The M2-F2 Lifting Body is carried aloft by the Air Force’s B-52 (tail number 003) prior to a research launch.

B-29 #800 with X-1B attached taxi’s in off of the lakebed.

This photo, taken from a chase plane below the aircraft, shows the number two X-29 on its first flight, May…

Hangar 4802 at the NASA Flight Research Center in 1966.

The M2-F2 lifting body undergoing tests in the Ames Research Center’s 40-by-80-foot wind tunnel.

As a follow-on to the Centurion (and earlier Pathfinder and Pathfinder-Plus) aircraft, the solar-powered Helios Prototype is the latest and…

The 247-foot length of the Helios prototype wing is in evidence as the high-altitude, solar-powered flying wing rests on its…

The D-558-2 is launched from the Navy P2B-1S (Navy designation for the B-29) in this 1950s photograph. The early Douglas…