June 29, 2018, 6:18 a.m.

NASA Technologies Significantly Reduce Aircraft Noise

A series of NASA flight tests has successfully demonstrated technologies that achieve a significant reduction in the noise generated by aircraft and heard by communities near airports.

NASA Technologies Significantly Reduce Aircraft Noise

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New York removes misleading nuclear fallout shelter signs on News

Dec. 27, 2017, 11:21 a.m.

NEW YORK (Reuters) - New York City has quietly begun removing some of the corroding yellow nuclear fallout shelter signs that were appended to thousands of buildings in the 1960s, saying many are misleading Cold War relics that no longer denote functional shelters.

New York removes misleading nuclear fallout shelter signs

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