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A mysterious shortwave radio signal that has puzzled intelligence agencies and amateur radio enthusiasts for decades has once again broadcast a new coded message—one that experts and hobbyists alike ...
The Ekranoplan concept was born in the Soviet Union during the height of the Cold War. Its design stemmed from the discovery of the ground effect, a phenomenon in which an aircraft flying close to a ...
Could the moon landing have been an international program? Roger D. Launius President John F. Kennedy and Chairman Nikita Khrushchev during their meeting in Vienna, Austria. National Archives and ...
When Apollo 11 arrived in lunar orbit, the Soviet's probe was already there. The space race between the U.S. and the Soviet Union continued even as Apollo 11 astronauts were already walking on the ...