Diesels to lose two-thirds of current market share in 10 years: report

BMW quad-turbocharged 3.0-liter 6-cylinder diesel engineSometimes interesting predictions come buried inside a completely different topic. Take, for example, an investment note on the auto-parts supplier Continental contained in a roundup of industry research, market analysis, and news items issued yesterday by investment bank UBS. It contains the prediction that diesel engines' share of the global...

Infiniti variable-compression engine: more complexity, incremental gains

Infiniti VC-Turbo engineTo meet stricter global emissions standards, carmakers are trying to squeeze every last bit of efficiency out of internal-combustion engines. That has led Infiniti to turn to a technology engineers have toyed with for some time, one that so far hasn't been used in production cars. General Motors, Mercedes-Benz, and Saab have all experimented with...