Diesel-powered engines have certain advantages when it comes to racing, as proven by the dominant Audi R10's performance at ...

Overseas the problem of power, speed, and economy was solved with diesel - these were the fastest models with huge torque that never came to the U.S.

Michael Stravato for The New York Times “We have a perfect storm in the diesel market,” said Sarah Emerson, president of ESAI, a research and consulting firm specializing in the energy business.

Diesel and heating oil supply's low, which could keep inflation high and push up heating bills this winter. Some say only a recession can dent prices.

As Volkswagen’s diesel crisis continues, other automakers with diesels deny that they are using similar emissions-control software, which evades emissions testing. That software is in 482,000 ...