Fuels

Majority favor windfall profit tax of oil companies and want Detroit to shift to hybrid vehicles in future, poll shows.

High prices and fuel shortages lead to lower in-store sales.

Company seeking to identify causes of deadly May explosion.

Calls for billions in tax breaks for oil companies.

Critics say not enough conservation or import reduction in bill.

Settlement tied to 2004 reserves recategorizations.

Unocal shareholders to vote on Chevron bid in August.

Valero, Tesoro, Sunoco latest refiners to settle with EPA.

Kansas City latest to implement company's PumpStart program.

Ruling affirming local governments' rights over economic regulations a defeat for Chevron.

Potential for 1 billion barrels, geologists say, though financial analysts take a wait-and-see approach.