NUCLEAR WEAPONS

Paris officials went to great pains to explain that this was only a temporary security measure.

A group of students at Georgetown University started this as a homework project, but after analyzing China's huge network of tunnels for storing missiles for as long as three years under their professor, a former top Pentagon official, they made the conclusion that China's nuclear arsenal may be many times larger than previously estimated.

The fallout from Iran's alleged nuclear weapons program continues, with the European Union imposing new economic sanctions against 180 Iranian officials and companies.

New satellite images of Iran show just how serious the explosion at a military base on Nov. 12 really was.

British diplomats left Iran on Wednesday, a day after the embassy in Tehran was stormed by protestors.

For most of the Republican nomination race thus far, Jon Huntsman has been considered little more than a side note. But while his national poll numbers remain very low, he is gaining support in New Hampshire. What are his positions?

The two countries have already significantly downgraded diplomatic and financial ties.

Iran continues to tell Israel and the United States that any attack will have dire consequences on Zionist regimes.

When police ordered anti-Wall Street protesters out of a vacant lot in Oakland this week, the group responded as it does to nearly every challenge it has faced -- with a lively debate.

Half of all Americans think that bombing Iran is necessary to stop the country's burgeoning nuclear weapons program if sanctions fail, according to a new Quinnipiac poll. And 60 percent of Americans think that economic sanctions will fail.

Pakistan appointed a former information minister and human rights campaigner as its ambassador to the U.S. States Wednesday, moving quickly to fill a post left vacant after tension between the civilian government and military.

Ron Paul, R-Texas, a libertarian congressman, has gained popularity recently among likely Republican voters in Iowa and New Hampshire. Here are his positions on the issues.

At the CNN National Security Debate in Washington, D.C., Romney, Huntsman and Paul proved themselves the strongest GOP candidates, while Bachmann and Perry barely squeaked by and Cain and Santorum were left floundering. Here, read the top quotes of the night, and get a full rundown of the Republican candidates' performances.

A U.S. official emphasized that diplomatic relations between the U.S. and North Korea will not resume until the Hermit Kingdom agrees to recommit to nuclear disarmament as specified by the 2005 Six-Party-Talks.

We have ceased all contact between the UK's financial system and the Iranian financial system,” Osborne said.

It was unclear what exact steps the Treasury planned for Iran but it seemed unlikely it would seek to cut off the Iranian financial sector entirely, a move that could disrupt the global energy markets and harm the U.S. economic recovery.

Israel stepped up the rhetoric against Iran Sunday, as Israeli Defense Minister Ehud Barak said the time has come to deal with the country and its nuclear program.

The chief of the International Atomic Energy Agency, Yukiya Amano, has proposed to send a high-level team to Tehran to clarify issues relating to the country's nuclear program.

If all goes well, India's relation with Australia could change forever, as its Prime Minister Julia Gillard is pushing to lift ban on sales of uranium to India.

Seventeen soldiers were killed in an explosion at a Revolutionary Guards arms depot in Iran on Sunday, leaving many western critics to wonder: was it an accident, or has Israel initiated their quest to destroy Iran's nuclear program?

Following the release of a recent U.N. report indicating suspicious activities in Iran's nuclear program, Israeli leaders have indicated a more urgent need to impose stricter sanctions against the program.