Mideast upheaval was a top issue at the G8, which is winding down today in France, along with nuclear safety, leadership of the IMF, and aid to Africa. This Backgrounder profiles the eight participan…

U.S. missile defense in the twenty-first century is focused on emerging threats from North Korea and Iran, but critics say these systems are too costly and largely unproven.

The scramble for energy alternatives has brought new focus on nuclear power in the United States, but its revival faces political and practical obstacles.

New York remains a global heavyweight in financial services, but markets in London and East Asia are gaining strength and posing a serious challenge to the Big Apple.