An experimental hydrogen engine developed by researchers at the University of Magdeburg offers better performance than diesel ...

Chevy's 6.6L Duramax offers high performance and lousy MPGs. If you want a comparable diesel engine with better gas mileage, ...

The Knoxville, Tenn.-based National Transportation Research Center will receive $500,000 in federal research funding to test the Legacy rotary engine, a new type of rotary diesel engine for the ...

One company thinks it has the answer for truck operators that want to use natural gas but are concerned about range issues: a dual-fuel system that can be retrofitted to existing diesel engines.

After successfully rolling out E20 petrol across much of the country, the government is now exploring another alternative ...