With volatile fuel prices hitting drivers nationwide, a few simple maintenance tools can help keep your car running at its most efficient.

On Wednesday, Chevron Corp. CVX agreed to a settlement with the U.S. Department of Justice (DOJ) to resolve alleged ...

Chevron agreed to pay more than $1 million in civil penalties as part of a settlement with the Justice Department over violations of the Clean Air Act's Renewable Fuel Standard program. The department ...

Scientists are exploring a surprisingly simple way to clean up diesel engines: adding tiny droplets of water to the fuel. During combustion, the water rapidly vaporizes, triggering micro-explosions ...

Marathon Petroleum Corporation sent an urgent letter to California Gov. Gavin Newsom, warning him of the consequences of backing the Cap-and-Invest program, adding it was “deeply concerned.” ...

Follow Toyota's recommended maintenance schedule for the Tacoma. Learn exactly what services are needed at intervals to keep ...

The SERVOTOUGH Laser 3 Plus Environmental uses tunable diode laser technology to deliver ammonia measurements.