Nearly 50% of U.S. offshore oil production in the Gulf of Mexico remained offline two weeks after Ida. Restoring output has been painstaking.

This oil platform stopped pumping 30 years ago. Alaska still won’t make the owner tear it down. Removing all the offshore oil infrastructure from Cook Inlet could cost $1 billion.

Construction equipment beeped and whirred on decks of Shell’s new multibillion-dollar offshore oil platform, parked outside Corpus Christi for its finishing touches. The thwack of compressed air ...

A rusted, decades-old oil platform offshore Bolivar Peninsula was leaking enough petroleum last week to cause a sheen that stretched for miles, days after Hurricane Beryl and its Category 1 winds ...