Reducing the engine noise in cars to an environmentally-acceptable standard consists in layering or stacking heavy materials, such as asphalt, on the floor of the car to absorb the sound. But it is a ...

The eighth iteration of the Rolls-Royce Phantom was rolled out today with a red-carpet launch party and a suitably pompous press release proclaiming the car to have the "most silent" interior of ...

Ask about green cars and most buyers think only of gas mileage. But there are other ways to make vehicles greener, including the use of renewable materials to replace petroleum-derived synthetic ...

If you’ve been on the Earth for a couple of decades or more, or have just grown up riding around in some older metal, you’d know that cars can be incredibly noisy. If you’re unfamiliar, buy yourself a ...

For half a century, the Toyota Century was the quietest luxury car in the world. It carried Japanese emperors, prime ...