Hypersonic Flight
Discovery About this episode
<p>For more than half a century aeronautical engineers have been working on the dream of hypersonic passenger flight. </p><p>London to Sydney in four hours is an often cited goal. </p><p>In Discovery Gareth Mitchell looks not at the past history of hypersonics, but at current developments. </p><p>He meets engineers working on the propulsion systems and developing new materials specifically for hypersonic flight. </p><p>Technologies which could be one applied to space craft as well as aeroplanes.</p>
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