Otto Lilienthal compiled and published a table of coefficients of lift and drag for the airfoil shape he used on his gliders. The table became quite well known and was the starting point for ...

The DH-4 in the NASM collection was the prototype American-built DH-4, manufactured by the Dayton-Wright Airplane Company. This airplane was used in more than 2,600 experiments until its retirement in ...

Physical Description Cast brass plaque with Early Birds emblem and inscription citing Harvey Crawford.

Rhea Seddon, Kathy Sullivan, and Anna Fisher share their stories as some of the first American women astronauts.

The proceedings volume of the 1964 Soviet Conference on Extraterrestrial Civilizations and Communication with them was published in Russian in Yerevan in 1965. The title page was issued in Armenian ...

(Left) Academician V. Ambartsumian opens up the conference. (Right) Boris Panovkin tells about the possibility of deciphering signals from extraterrestrial civilizations.

Excalibur, flanked by two F-15C Eagles, departs Travis Air Force Base in California for the last time.

The beautiful, but skewed, spiral galaxy NGC 1961 is about 190 million light-years from Earth—in the constellation Camelopardalis. During Hubble’s era, astronomers debated whether such formations were ...

Dr. Philip S. Hart is a noted educator, author and filmmaker. His books include: Flying Free: Americas First Black Aviator, Levrer Books, 1992; Up in the Air: The Story of Bessie Coleman, Corolrhoda ...

Here Chauncey Spencer stands with his sister during their stop in New York. In New York, the pilots were celebrated with parties attended by Cab Calloway, Duke Ellington, and other notables.

After their trip, Spencer and White drew this map of their route, including the unplanned stops.

The Warner Aircraft Corporation of Detroit, Michigan built four models of similar radial air-cooled engines. Three were seven cylinder engines first introduced with the 82 kW (110 hp) Scarab at the ...