IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This is one of several replicas of ...

Explorer 1 became the first successfully launched satellite by the United States when it was sent to space on 31 January 1958. A quick response to the Soviet Union’s launch of Sputnik 1, Explorer 1’s ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This artifact is one of several ...

On March 26, 1958, the United States launched its third satellite into space. Explorer 3 was almost identical to Explorer 1, which was the first satellite the U.S. ever launched. Explorer 3 launched ...

The launch of the Explorer 1 satellite, 50 years ago tomorrow, showed the unlimited potential of the United States to succeed on the highest of technological levels, AIA President and CEO Marion ...

REDSTONE ARSENAL, Alabama -- Since America's beginning, the U.S. Army led the nation in exploration of the continent, and this year it celebrates the 60th anniversary of leading the nation in the ...

A half-century ago, the Jet Propulsion Laboratory’s Explorer 1 spacecraft became America’s first Earth-orbiting satellite when it sailed into space on Jan. 31, 1958. In honor of the historic ...

In 1950, a group of scientists proposed the International Geophysical Year (IGY), a sort of science Olympics in which nations of the world would embark on ambitious experiments and share results ...