The Interior Department formally cited BP and its two chief contractors on Wednesday for numerous safety and environmental violations in the operation of the doomed Deepwater Horizon well.

No oil is leaking from the sunken Deepwater Horizon drilling rig or pipe around the vessel, its owner Transocean said on Wednesday.

Auburn University researchers said oil mats submerged in the seabed more than a year after the biggest oil spill in U.S.

There is expected to be intense bargaining over the size of any payment concerning the Deepwater Horizon blast

BP, running weeks behind schedule and tens of millions of dollars over budget in trying to complete its troubled Macondo well in the Gulf of Mexico, took many shortcuts that contributed to the disa

Clean-up: ships tackle the leak near Penglai 19-3, operated by ConocoPhillips. Maritime regulators have 'thrown the book' at the US group

US oil-services giant Halliburton said Friday that it was filing a defamation lawsuit against BP over the devastating 2010 oil spill in the Gulf of Mexico.

Exxon Mobil Corp and Rosneft signed an agreement to extract oil and gas from the Russian Arctic, in the most significant U.S.-Russian corporate deal since President Barack Obama began a push to imp

ExxonMobil has formed an Arctic exploration partnership with Rosneft, the Russian state oil company, in a strategic coup over rival BP.

Exxon Mobil Corp and Rosneft signed an agreement to extract oil and gas from the Russian Arctic, in the most significant U.S.-Russian corporate deal since U.S.