Chief executive Aidan Heavey has said Tullow Oil needs to be able to cope with oil prices of $50 a barrell “long-term”. Photograph: Cyril Byrne

Tullow Oil says it is making “about a third” of the more than 140 staff at its Dublin offices redundant, as the company slashes its cost base to deal(...)

Greenpeace activists on the Polar Pioneer drill rig in the Pacific Ocean.  Photograph: Reuters/Vincenzo Florama/Greenpeace

Six Greenpeace activists have rappelled down from an oil rig in the Pacific Ocean after spending six days living on the structure to protest against d(...)

With its £47 billion (€64.6bn) purchase of BG Group, Royal Dutch Shell has consolidated its position as a leading liquefied natural gas player. REUTERS/Brian Snyder

With its £47 billion (€64.6bn) purchase of BG Group, Royal Dutch Shell has consolidated its position as a leading liquefied natural gas player.But alo(...)

 Ben van Beurden, chief executive of Royal Dutch Shell, said the company  had long had its eye on BG and the recent fall in the oil price made a deal ”very compelling from a value perspective”. Photograph: AFP

Royal Dutch Shell is to buy BG Group in the energy industry’s biggest deal in more than a decade, paying £47 billion for the equity of its rival.The t(...)

 Royal Dutch Shell is in advanced talks for a possible takeover with British BG Group, the former British Gas. (Photograph: ANDY RAIN/EPA)

Royal Dutch Shell has agreed to buy smaller rival BG Group for $70 billion in the first oil super-merger in more than a decade to close the gap with t(...)

A crude oil storage tank  at the Enbridge Inc Cushing storage terminal in Cushing, Oklahoma, US. Photograph: Daniel Acker/Bloomberg

The world’s largest oil and gas groups shed more than a billion barrels of reserves in 2014, the sharpest decline in at least six years, according to (...)

A local vessel employed by the Corrib gas project locates the project’s dislodged outfall pipe in Broadhaven Bay.

As efforts continue to deal with a Corrib gas outfall pipe which was dislodged after storms off the Mayo coast, fishermen have expressed concern about(...)

Jerry’s Sno Cones: a taste of the 1970s. Photograph: Chris Carmichael/New York Times
Weekend in . . . Memphis

Maybe even more Music City than Nashville, its country cousin to the east, Memphis has strong affiliations with not one musical genre but three. It(...)

The Saw Doctors

Folk rock band The Saw Doctors has turned down an invitation from Shell E&P Ireland to play at a gig in north Mayo this month celebrating the c(...)

Burnt out: Ageing oil fields in the North Sea look very vulnerable and could face early closures and accelerated moves to decommission them

Shouting to be heard over an Arctic blast, Alistair Hope points out a dozen oil platforms, some nearby, their gas flares illuminating a heavy North S(...)