April 4, 2018, 4:21 p.m.

NASA Brings Universe of Discovery to USA Science and Engineering Festival

Step into the future of aviation and space exploration with NASA at the USA Science and Engineering Festival on Saturday, April 7, and Sunday, April 8, at the Walter E. Washington Convention Center in Washington.

NASA Brings Universe of Discovery to USA Science, Engineering Festival

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Science operations for NASA's Opportunity rover have been temporarily suspended as it waits out a dust storm on Mars. This series of images shows simulated views of a darkening Martian sky blotting out the Sun from NASA'...

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