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Mercedes Put an Airbag Beneath a Car to Help Slow It Before a Crash

What was the Mercedes braking bag? It was an experimental underbody airbag shown as part of the ESF 2009 safety programme. When sensors judged a collision unavoidable, the device would deploy a high-f

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Others
A Metal Valve Cap Looks Harmless Until It Seizes Onto Your Tire Valve

Tire valve caps have a talent for disappearing. One drops beside the air pump, another vanishes during a tire change, and the next set you find online looks far nicer than the little plastic ones the

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Others
A 1930s Inventor Added a Fifth Wheel to Make Parallel Parking Easier

There is a point in parallel parking when a space stops looking like a space and starts looking like a judgment of your driving. The front of the car is almost where it belongs. The rear is still out

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Highway Rumble Strips Are Designed to Sound Awful, but Making Them Quieter Could Save Lives Too

One tire wanders across the painted line and the previously quiet cabin erupts with a harsh mechanical growl. The steering wheel trembles, the seat vibrates and, for half a second, it feels as if some

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The First Crash-Test Dummy Had a Far More Terrifying Job Than Testing Cars

Long before a crash-test dummy sat behind the wheel of a family sedan, one was strapped into an aircraft ejection seat. Its assignment involved rocket sleds, aviation helmets and the violent forc

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The Man Who Invented Cruise Control Could Not See the Road

Every passenger knows the type of driver. Conversation begins, the accelerator relaxes and the car gradually slows. The driver starts speaking, enthusiasm builds and the speed rises again. Nothing dan

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Your Headlights Perform a Little Bow at Startup. They May Be Checking Their Own Aim

Start certain cars in front of a garage wall and the headlights put on a brief performance. The beams drop, rise and settle. Some sweep sideways too, giving the impression that the car has opened i

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Car News
The Range Rover Finally Goes Electric – With More Power Than the V8 and a $140K Price

The Range Rover has finally gone electric. Land Rover’s first battery-powered version of its flagship SUV keeps the familiar shape and luxurious cabin but swaps the V8 for two electric motors an

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Your Headlights Dip and Rise at Startup Because They Are Quietly Checking Themselves

Park some cars facing a garage door at night and start the engine. Before the wheels have moved an inch, the headlights perform a small piece of theater. The beams dip toward the ground, rise again

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Those Colored Dots on New Tires Reveal the Imperfections Engineers Already Measured

New tires arrive covered in information. Numbers identify their size, load capacity, speed rating and date of manufacture. Then, among all that serious molded lettering, someone appears to have atta

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