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President Donald Trump has selected US Secretary of Transportation Sean Duffy as interim NASA administrator, the highest-ranking official of the agency. Duffy’s career includes appearances on ...

The flights are designed to study the coldest part of Earth’s atmosphere, known to be a “mixing ground" for weather patterns ...

This was SpaceX’s third Pacific splashdown with people on board, but the first for a NASA crew in 50 years.

These reports detail climate impacts across the U.S. and were previously available on government websites that went offline earlier this month.

The Trump administration has asked NASA staffers to draw up plans to end at least two satellite missions that measure carbon ...