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  • Lightning speed

    Parts for F-35 jets will be built faster and with great accuracy thanks to advanced manufacturing methods and lessons from the car industry

  • Green-sky research

    What makes an environmentally friendly aeroengine? Engineers at Rolls-Royce think they have the answer, as PE explains

  • Deep-sea adventurers

    James Cameron’s underwater exploit has put submersibles in the spotlight. PE reports on a range of exciting projects

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Your Letters

  • Flettner rotors

    Manchester University found a few years ago that a rotor could give eight times more power than a normal windmill

  • Going it alone

    In 1929 Griffith reported that Whittle's proposal had insufficient merit to warrant further investigation

  • Era of cheap oil is over

    We need to start thinking about the future of global supplies of natural gas, which contribute another third of energy supplies

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Tech

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