Backgrounder: Experts say more should be done to reduce risk on both passenger and freight rail.

The White House is pressing for Senate ratification of the Law of the Sea treaty. Some worry it will endanger national security and harm U.S. industry.

Damage to Japan’s Fukushima Daiichi nuclear power plant has reignited debate over the safety of nuclear power and highlighted questions over aging power plants, safety procedures, and waste disposal…

The eurozone crisis has consequences far beyond the continent’s economic performance, such as the EU’s ability to forge coherent defense and foreign policy.