European Benchmark Brent oil fell to $55.50 a barrel as Iran talks resumed in Switzerland.
Hedge fund manager Pierre Andurand warns crude prices could drop to $30 amid concerns of Middle East supply disruptions.
Goldman Sachs has offered Chevron's 135 million Caltex shares to local and international investors on 27 March.
Crude prices fall by $1 a barrel despite Saudi-led bombing campaign in neighbouring Yemen.
World Gold Council says US centric explanations about gold prices are risky for investors.
UK government had announced tax cuts in bid to increase investment in North Sea oil and gas.
Ships crossing from the Middle East to Europe must pass Yemeni strait of Bab el-Mandab.
Ihor Kolomoisky removed from Dnipropetrovsk post over an oil firm dispute.
Libyan Islamist militants have pledged allegiance to Isis and carried out atrocities.
US oil magnate and BP Capital boss T Boone Pickens says the idea of 'peak oil' should not be dismissed.
Smith remains highly sceptical over shale oil extraction.
State-owned Aramco has an over 10% market share in China and now wants to boost supplies, says CEO Khalid Al-Falih.
Prices could even dip beyond those levels for a brief period, warns oil expert and FGE chairman Fereidun Fesharaki.
Saudi Arabia's oil minister earlier said it is not sole responsibility of Opec to raise oil prices.
Five new oil reserves can ensure more than one month of supply in India in case of disruptions.
But gains could be short-lived, as rising supplies may weigh on prices again.
State-owned Indian Oil and Hindustan Petroleum to import eight million barrels of Iraqi oil.
LME will work with the Turkish bourse to develop products for the steel market.
Turkey has launched a $10bn (£6.8bn) project to pipe Azeri gas to Western markets.
Lifting the ban will generate $86bn more per year in GDP on average from 2016-2030, according to an IHS report.
Swiss trading house stepped up dealings with Rosneft in February.
US crude oil price falls to six-year low on Monday in New York.
Opec cartel maintained production in bid to protect market share after oil price collapsed in 2014.
Nikkei hits a 15-year intra-day high of 19,349 points just as Bank of Japan kicks-off its two-day monthly meeting.
A global oil glut, a stronger dollar and a storage dearth could flood the physical markets with oil, hitting prices.
Energy watchdog IEA's report fuels concerns that the global supply glut and a storage dearth in the US will hit prices.
Cairn India's massive tax demand comes three days after ex-parent company contests its own $1.6bn bill.
Ukraine must renegotiate its gas supply deal before the end of March.
Restricted exports of US crude is prime reason for $9 discount of West Texas Intermediate to Brent crude, says FT.
Goldman Sachs believes that Brent prices would also come under renewed pressure as global inventories rise.