pipelines
Brazil court relaxes ban on Transocean
An order to suspend drilling within 30 days has been eased at the request of regulators, helping renew confidence among foreign oil and gas companies
Fukushima takes the shine off uranium
Investors have turned against the metal used to fuel nuclear power but the mining industry says supply and demand factors point to an eventual recovery
Nervous investors push down oil
Crude prices, which have suffered several bouts of selling recently, tumble as much as $3 a barrel on concerns about the outlook for global demand