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 ...

President Donald Trump last week paused for 30 days his plan to slap 25% tariffs on products coming from Canada and Mexico, but the U.S. auto sector is still reeling at the negotiations that will ...

Combustion engines, the engines in gas-powered cars, only use a quarter of the fuel's potential energy while the rest is lost ...

Fort Collins and state laws prohibit "puffing," or leaving your vehicle running unattended. So, how should you warm it up when temperatures drop?

We heard you loud and clear. Last week’s question asking about cars that deserved better engines provided us with page after ...

We hung out with Clay Millican’s Parts Plus Top Fuel dragster to learn what it takes to go from 0 to 330 mph in under four seconds.

From trains to tanks to finally tearing up the 24 Hours of Le Mans, today diesel outperforms gas for power, efficiency and ...

The 1992 Chevrolet S-10 came standard with a few engine models, like most of the entrants on this list, but the particular ...

As soon as the sun glints over miles of border fence dividing the United States and Mexico, the engines of cargo trucks ...

As soon as the sun glints over miles of border fence dividing the United States and Mexico, the engines of cargo trucks packed with auto and ...