Get to know the night sky in this free, live planetarium show. Astronomy Program Observe the Sun DC Metro Area Fridays and Saturdays from 12:00 pm to 3:00 pm, weather permitting. Observe the Sun ...

The XV-15 Tilt Rotor technology demonstrator was the culmination of efforts begun in the early 1950s to produce an aircraft that could takeoff, land, and hover like a helicopter, but with the speed of ...

Many people consider the P-51 Mustang the best fighter of World War II. Its combination of speed, range, maneuverability, and firepower gave it great versatility. Its use in all major theaters of the ...

This is a retail box from the early 1970s of a small movie camera made by Estes Industries for use in its Cineroc flying rocket models. Color film and batteries to operate the camera are included. The ...

This cookie jar shaped like John Glenn's Friendship 7 Mercury capsule was produced by McCoy Pottery between 1962 and 1968. McCoy cookie jars in various novelty shapes were available for sale in "five ...

Pratt & Whitney won a 1970 U.S. Air Force competition to design the engine for the service's next generation fighter, the F-15 Eagle. The F100-PW-100 first flew in July 1972 and entered service with ...

This low power neutral particle beam (NPB) accelerator developed by Los Alamos National Laboratory was one of several directed energy weapons investigated by the Strategic Defense Initiative ...

Mitsubishi was the first and largest series producer of Japanese engines during World War II, with a 1937 Pratt & Whitney arrangement possibly contributing to this success. Its Kinsei (Golden Star) ...