The U.S. claims the hacking was commissioned by a lobbying firm working on behalf of one of the world's biggest oil companies.

The lawyer for an Israeli private investigator said for the first time publicly on Wednesday that her client is being prosecuted over allegations that he was hired by an Exxon Mobil lobbyist to hack emails of environmental activists.

ExxonMobil has increased its presence in the Permian Basin and is using new tech to boost its fracking efficiency.

A divided Federal Trade Commission granted final approval for Exxon Mobil’s $64.5 billion purchase of Pioneer Natural Resources and Chevron’s $53 billion acquisition of Hess

Officials say Egypt and a consortium made up of energy companies Total of France and Italy’s Eni will sign a key agreement next month to transport natural gas from an undersea deposit inside Cypriot waters to Egypt,

NYC's lawsuit against ExxonMobil, BP, and Shell for greenwashing has been dismissed by a state Supreme Court judge.