The 20-month feud between the Western Hemisphere’s two most powerful oil companies over the biggest offshore discovery in a generation hinged on a single clause of a contract few people have ever seen ...

A fire at Iran's oldest and largest refinery in the southwest killed one person, state media reported Sunday. A leaky pump in ...

A fire at Iran's oldest and largest refinery in the southwest killed one person, state media reported Sunday. A leaky pump in ...