By Kenneth Chang, NYT

Articles from the author

Mars is about to have its ‘Wright Brothers moment’

Nasa is sending an experimental helicopter to fly through red planet’s thin atmosphere

In an undated photo from JPL-Caltech/NASA, an artist's rendering of the Mars helicopter, Ingenuity, right, and the rover, Perseverance, left, on the surface of Mars. As part of its next Mars mission, NASA is sending an experimental helicopter to fly through the red planet’s thin atmosphere.

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