Oil prices are likely to remain volatile as long as the United States and Iran are unable to resolve the status of the Strait of Hormuz.

© The New York Times

The cost of crude has become a real-time barometer of the Iran war’s toll on the global economy.

© The New York Times

Price cuts and low-interest-rate loans are luring buyers, including people offended by the company’s chief executive.

© Michael Nguyen/NurPhoto, via Associated Press

The lawsuit aims to hold fossil fuel companies responsible for a heat wave in Portland five years ago. The industry says the case should be thrown out.

© Michael Hanson for The New York Times

For a mega-refinery in Ulsan, South Korea, a top exporter of jet fuel to the West Coast of the United States and other places, weaning off Middle Eastern oil is no small feat.

© Chang W. Lee/The New York Times