BBCNEWS BBC News at Ten June 4, 2024 22:40:00
Wind speeds vary hugely depending on how high up you are. and at the altitude where this balloon was flying, there is a very stable and predictable wind pattern between china and north america. so what are the balloons actually being used for? the answer is espionage. they carry sensors to collect signals and data as they fly over locations. us officials are analysing the wreckage they recovered from the sea in order to try and understand what exactly those sensors do and what china was after. y...
Source: archive.org