A vast field of shale rock in West Texas could yield 20 billion ... the largest assessment of (unconventional) oil we have ever done just goes to show that, even in areas that have produced ...

"Apache sees an incredible opportunity to establish the next big resource play in the U.S." Apache Energy's huge shale oil discovery in West Texas ... major oil and gas fields," Thummel said.

But with oil and gas prices crashing, many of these shale plays have become uneconomical, stoking fears of fiscal and economic problems in energy-driven states like Texas, North Dakota and Alaska.

But as great as the Bakken is, I learned last week about another oil shale play that dwarfs it ... which is the size of Texas and the Gulf of Mexico combined." This is 80 times bigger than ...

The Houston oil field services company Halliburton is bracing ... With break-even costs in some North American shale plays higher than the price of oil, some companies are generating revenue ...

DALLAS — A vast field of shale rock in West Texas could yield 20 billion ... assessment of (unconventional) oil we have ever done just goes to show that, even in areas that have produced ...

A vast field of shale ... Texas in the coming years following a downturn during which energy prices tumbled and tens of thousands of jobs were lost. “The fact that this is the largest assessment of ...