Dawnsaid this marks the first time a civil aircraft has flown supersonic since Concorde.
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Dawns lean approach to tech development stands out in an industry dominated by billionaire-funded startups and deep-pocketed governments.
Nevertheless, its looking to do something quite remarkable given its limited cash runway.
Story bySion Geschwindt
Sion is a freelance science and technology reporter, specialising in climate and energy.
