Lestz eventually developed a fracking process that substitutes propane, or liquid petroleum gas (LPG), for water. Chevron wasn't interested in LPG fracking, Lestz said. But in 2006, a business friend ...

Fracking is an extreme method of oil and gas extraction that involves blasting huge amounts of water — mixed with sand and toxic chemicals — under high pressure deep into the earth. Fracking breaks up ...

CHEYENNE, Wyo. -- The U.S. Environmental Protection Agency announced Thursday for the first time that fracking - a controversial method of improving the productivity of oil and gas wells - may be to ...

The mayor of a North Yorkshire town has said he is not opposed to fracking in principle and companies could ‘frack ahead’ if ...