National Archives and Records Administration The space race between the United States and the Soviet Union stepped up a gear ...

In the early 20th century, German architect Hermann Sörgel proposed one of the most ambitious and controversial megaprojects in history: Atlantropa. His plan aimed to drain the Mediterranean Sea ...

On Dec. 26, 1991, the Soviet Union officially ceased to exist. Its flag, with its famous hammer and sickle, was lowered outside the Kremlin at 7:32 p.m. Within a half-hour, the red, white and ...

Soviet physicist, dissident, Nobel Peace Prize laureate and newly elected deputy Andrei Sakharov addresses the inaugural session of the Congress of People's Deputies in the presence of chairman of ...

WASHINGTON — A Soviet-era spacecraft plunged to Earth on Saturday, more than a half-century after its failed launch to Venus. The European Union Space Surveillance and Tracking confirmed its ...

WASHINGTON — A Soviet-era spacecraft plunged to Earth on Saturday, more than a half-century after its failed launch to Venus. The European Union Space Surveillance and Tracking confirmed its ...