Russia's Vladimir Putin and China's Xi Jinping will discuss the "most sensitive" issues, including energy cooperation and a ...

As the booming U.S. onshore oil and gas industry matures and efficiency levels fall, less active Canadian shale plays stand ...

The EU buys gas from Russia, Libya and Qatar — despite sanctions and clashes of interests and values. So why is Iran, with the world's second-largest gas reserves, left out of the equation?