The technique, honed over the past 15 years in the US, is now being deployed to unlock hard-to-reach oil and gas reserves ...

Ohio has hundreds of injection wells that store waste from oil and natural gas production. In one southeast Ohio city, ...

More of the Leesville Wildlife Area in Carroll County has been opened up for fracking.

Over the course of millions of years, heat and pressure can transform the organic remains of animals and plants into crude oil. That's why they're called a fossil fuels — the long-dead creatures that ...

U.S. shale oil wells generate 27–45 million barrels of toxic wastewater every day, with shale gas adding billions more gallons annually. Traditional underground disposal is polluting groundwater, ...

Hydraulic fracturing, long dominated by the U.S. shale industry, is rapidly becoming a global export as countries seek to unlock hard-to-reach oil and gas reserves to meet rising energy demand, ...

The Trump administration is pushing forward a decades-old proposal to open up 850,000 acres of Central California to new oil ...

MIDLAND — On any given day, energy companies across the vast Permian Basin in West Texas inject millions of gallons of water into the dry brown earth, breaking up layers of rock on the hunt for crude ...

The engine of the boom that turned the United States into the world’s largest oil producer could see its already thin margins ...