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Why a 19th-century invention is back at the frontier of science

Just a few short years ago, oil prices were going through the roof and the world looked set to embrace renewable energy. What happened?

It's usually a hypothetical question, until a power outage suddenly makes it a very real possibility.

Setbacks in Europe’s emissions trading system are raising fresh doubts about whether clean energy is affordable

New ABB HVDC converter station brings Lithuania closer to Europe

In his State of the Union address, President Obama called on America to improve energy efficiency, which is essential if the US is to maintain its global economic leadership

The 2012 edition of the World Energy Outlook was released on 12 November 2012.