Planes that fly faster than the speed of sound create thunderous supersonic booms. But with NASA's X-59 plane, that could change. The space agency plans for the aircraft's first flight in 2025 ...
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NASA spots bizarre X-shaped structures in Earth's upper atmosphereIt stretches from 37 miles (60km ... the equator that scientists call 'crests'. According to NASA, these crests are merging to form an X-shape when viewed from space, similar to the shape of ...
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