
In this 1957 photo, George Cooper, a test pilot for the National Advisory Committee for Aeronautics, or NACA, stands next to a North American F-100, a supersonic fighter tested by the NACA. via NASA https://ift.tt/hEwgfIi
The aurora australis arcs over Earth during an active solar event in this photograph taken at approximately 11:32 p.m. local time from the I...
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