Wednesday, February 3, 2016
How the Challenger disaster changed NASA
[ Tue, 02 Feb 2016 13:33:26 GMT ]
NASA's first in-flight tragedy grounded its space shuttle program for nearly three years. Scientists made more than 100 changes to the shuttle to make it safer and more reliable, the Kennedy Space Center director says.
[ Tue, 02 Feb 2016 13:33:26 GMT ]
NASA's first in-flight tragedy grounded its space shuttle program for nearly three years. Scientists made more than 100 changes to the shuttle to make it safer and more reliable, the Kennedy Space Center director says.
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