Building Cars

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The Flap over Roof Flaps

Why Roof Flaps? Roof flaps (the invention of which I detail in my book The Physics of NASCAR) help keep cars on the ground.  This is necessary because of Bernoulli’s law, which says basically that: Faster-moving air exerts less pressure. Slower-moving air exerts more pressure. A wing develops lift because the […]

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Sprint Car Safety

NASCAR fans are used to having our drivers walk away from spectacular crashes.  Unfortunately, we are reminded all too often — like last night — that racing, regardless of all the technical improvements we’ve made, remains a dangerous sport.  As you move from the top-level Indy and NASCAR series, the […]

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