Harold Hamm, the billionaire wildcatter who helped kick off the US shale oil revolution, is once again making history. This ...

America’s most productive oil patch is now grappling with a problem it cannot drill its way out of: mounting underground ...

Fully restoring Venezuelan production will take years, but some can be restored through maintenance, which would be low-cost ...

Secretary of State Marco Rubio said he believes Western oil companies are prepared to make the billions of dollars of ...

Ms. Juhasz is an energy journalist and the author of “Black Tide: The Devastating Impact of the Gulf Oil Spill.” ...

LONDON (Reuters) - The decline in output from mature global oil and gas fields is accelerating amid greater reliance on shale and deep offshore resources, the International Energy Agency said on ...

Crude prices are low. Companies are being cautious. But huge reserves — particularly of the heavy, viscous oil Venezuela has ...

Then there are the country’s legal and financial woes. In 2007, then-President Hugo Chavez nationalized the assets of U.S.

ExxonMobil’s return to Iraq marks a major geopolitical shift, signaling renewed Western engagement. The U.S. oil giant’s comeback will center on developing the supergiant Majnoon oil field. Stronger U ...

Oil has long been a valuable commodity along the south coast of San Luis Obispo County. Pismo Beach takes its name from “Pismu,” a Chumash word for asphaltum or tar. The goo was useful for caulking ...