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Chinese spy balloon over the US: An aerospace expert explains how the balloons work and what they can see

  • Written by Iain Boyd, Professor of Aerospace Engineering Sciences, University of Colorado Boulder
Chinese spy balloon over the US: An aerospace expert explains how the balloons work and what they can seeA Chinese surveillance balloon in U.S. airspace before it was shot down by the U.S. military.Peter Zay/Anadolu Agency via Getty Images

The U.S. military shot down what U.S. officials called a Chinese surveillance balloon off the coast of South Carolina on Feb. 4, 2023. Officials said that the U.S. Navy planned to recover the debris, which is in...

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