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Chinese balloon high over US stirs unease down below
Associated Press via Yahoo News· 1 year agoThe Chinese balloon drifting high above the U.S. and first revealed over Montana has created a buzz down below among residents who initially wondered...
Balloons detect mysterious sounds in the stratosphere below the human hearing limit. Scientists...
Business Insider via Yahoo News· 12 months agoA view from 13 miles above Earth, from one of Sandia National Laboratories’ solar-powered hot air...