The American Petroleum Institute (API) has launched a new resource page that provides crucial information on Diesel Exhaust ...

Combustion engines, the engines in gas-powered cars, only use a quarter of the fuel's potential energy while the rest is lost as heat through exhaust. Now, a study demonstrates how to convert exhaust ...

Diesel engines operate more efficiently than gasoline-powered ones, and they're crucial to the U.S. economy. But does this ...

Battery-powered vehicles are growing in popularity, but how well do we understand their pros and cons? A closer look at the ...