Technicians work to repair an oil pump at an oil field on the outskirts of Karamay in the Xinjiang region of China.Photograph: Gilles Sabrie/The New York Times

Brent oil has fallen to a five-and-a-half-year low under $57 per barrel, as persistent worries about a global supply glut offset concerns about output(...)

Libyan prime minister Ali Zeidan was kidnapped by armed men from a hotel in Tripoli today. Photograph: Denis Balibouse/Reuters

Brent oil rose today after news of the kidnapping of Libya’s prime minister raised concerns of new supply disruptions from the North African country.A(...)

Smoke spews from chimneys of an oil refinery in Nanjing in east China’s Jiangsu province. Crude futures are set to post their biggest weekly loss in five weeks, with Brent edging down toward $102 per barrel today. Photograph: REUTERS/Sean Yong.

Crude futures are set to post their biggest weekly loss in five weeks, with Brent edging down toward $102 per barrel today, as ample supply and(...)

Brent futures held steady at $110 a barrel this morning, drawing support from strong equity markets that helped counter concerns of a build in (...)