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Rival powers jockey for the lead in hypersonic aircraft

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The US, China and Russia are pouring money into aircraft that can fly at five times the speed of sound.

from BBC News - Home https://ift.tt/3lzayFi
Rival powers jockey for the lead in hypersonic aircraft Rival powers jockey for the lead in hypersonic aircraft Reviewed by yusuf on August 31, 2020 Rating: 5

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