The Obama administration is reopening the Eastern Seaboard to offshore oil and gas exploration, announcing final approval Friday of sonic cannons that can pinpoint energy deposits deep beneath the ocean floor.
Militants attacked Iraq's main oil refinery early Wednesday as they pressed an offensive that has seen them capture swathes of territory, a manager and a refinery employee said.
Oil prices edged higher in Asia Monday on escalating violence in crude producer Libya following a coup attempt by a rogue general that has raised concerns about potential supply disruptions, analysts said.