Features
Back by popular demand, David Twohig descends even deeper into the wild and wacky world of cylinder head wizardry. Don’t say you weren’t warned
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More air into a cylinder and a greater volume of exhaust gas out means more power. Hurrah! David Twohig explains how double overhead cams came to be
Features
In part one of this feature about valvetrain development, David Twohig explains the importance and origins of the overhead camshaft
Features
How two British dentists dreamt up this life-saving innovation more than a century ago. David Twohig tells the tale of the airbag
Features
How ABS transformed from interesting curio to indispensable part of life. David Twohig on the development and adoption of modern electronic ABS
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We all know ABS has saved countless lives. But did you know it's 100 years old? David Twohig tells the tale of a remarkable technology
Features
In part one, David Twohig explained the origins of this life-saving technology. But how has nuclear bomb-derived software has made your car safer?
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You won’t even be aware of the crumple zones under your car’s bonnet until, that is, the day they save your life. David Twohig pays tribute to their creator