oil prices

Berkshire Hathaway now owns 10.8% of Texas-based oil and gas firm.

Gas field, which covers 60 sq miles, could hold more than 30tr cubic feet of gas.

US gross domestic product (GDP) increased at a 3.7% annualised rate, above economists' estimates, in Q2.

Deal values Cameron share at $66.36 apiece, representing 56.3% premium to its most recent closing price.

Foreign secretary Philip Hammond oversaw the re-opening of the UK embassy in Tehran.

Brent crude is down 2.38% at $44.38 per barrel as at 4.15am GMT, while WTI crude declined 2.92% at $39.47.

Glencore's earnings also fell 29% to $4.6bn

Permit allows firm to drill deep beneath the Chukchi Sea off the coast of Alaska.

Brent crude is trading down 0.27% at $48.61 per barrel as at 5.48 am GMT, while WTI crude fell 0.14% at $41.81.

More US drilling is expected after the government announced its approval of limited crude oil sales to Mexico.

US is working hard to address domestic oil glut caused by its shale boom.

Iran will discuss its new oil contract models and 45 oil and gas projects including oil and gas exploration with international oil companies at December conference.

CEO says the reservoir being explored by Shell will be 'relatively easy' to drill for oil.

Before sanctions were imposed by the West and some other nations, Iran reckoned that it could produce four million barrels of oil per day for the next 100 years on known oil reserves.

Saudi used almost $62bn of its foreign currency reserves so far in 2015, and borrowed $4bn from local banks in July.

Brent oil was at its lowest since January as Opec output hit a recent high in July

Acquisition comes after SSE warned investors its energy supply division likely to suffer dip in profits.

Sluggish China growth and US shale boom to add to supply glut, says oil giant.

Largest number of permits to explore for oil and gas on UK continental shelf in half a century are awarded.

Commodities led by gold and oil hit a 10-year low thanks to Iran and China.

Competing supermarkets like Morrisons and Asda have cut fuel prices in the wake of Iran agreement.

Oil giant BP and security company G4S lost out as oil and mining stocks get rocky ride.

Iran's return to the global oil market has been met with gushing enthusiasm.

Glut of short-term crude stockpiles hides larger problem of rebuilding Iran's oil industry, say experts.

The fact that Iran will soon be open for business and a BoE indication rates will rise stunted the FTSE.

Demand would decline in 2016 while supply from Opec producers projected to remain at high levels.

Engineering major blamed deterioration in the offshore marine business for its revised outlook.

The oil major will pay $18.7bn to fully settle 2010 Gulf of Mexico Deepwater Horizon oil spill claims.

WTI crude for delivery in August fell 1.19% at $58.76 per barrel, while Brent crude was trading down 0.83% at $63.06.

Six mile buffer zone, scheme to pay for environmental damage, independent monitoring needed to grow industry.