Science & Digital

Could hydrogen-powered drones soon hit the skies?

South Korean technology firm Doosan says its hydrogen fuel cell means drones will be able to stay in the air for up to two hours

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Jonny is rubbish at cricket (a bit like his namesake) but very good on old bikes. A charmingly well-educated young man, he is both the most polite reporter we have had and the most laid back. A top performer who is never easily distracted his languid cool…

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