David Ropeik takes a realistic look at nuclear energy in the wake of Japan's Fukushima disaster.

The earthquake and tsunami that hit Japan will have a severe, lasting impact on the Japanese economy, says CFR's Sheila Smith, Senior Fellow for Japan Studies.

Japan's most powerful earthquake and the accompanying tsunami will sorely test its weak government and have a devastating impact on its struggling economy, says CFR's Sheila Smith.

David S. Abraham provides a personal account of the earthquake in Japan.

David S. Abraham asks whether Japan's prime minister can reopen the world's third largest economy to competition.

The latest inter-Korean talks were shadowed by North Korea's failure to apologize for the Cheonan sinking and Yeonpyeong Island shelling. This raises questions about renewed diplomacy on the North's nuclear program, says CFR's Scott Snyder.

David Abraham and Ira Wolf say that changing consumer habits in Japan are making its economy more attractive to multinationals.

South Korea's exercises on Yeonpyeong are a response to last month's North Korean attack and growing public anger, says CFR's Scott Snyder, who urges greater China-U.S. cooperation on the Korean peninsula and strengthening South Korean defenses.

WikiLeaks' cables on North Korea's missile sales to Iran have raised new concerns about the country's proliferation activities. Expert Jeffrey Lewis says Pyongyang's procurement networks pose the biggest threat, and recommends the international community strengthen interdiction measures.

With tensions on the Korean peninsula continuing to arouse U.S. concern, expert Leon Sigal calls for the United States and South Korea to support a peace process and political and economic engagement with North Korea.

Yesterday's high-level meeting involving Japan, South Korea, and the United States demonstrated that tolerance for Chinese support for North Korea has reached its limit, says CFR's Sheila Smith.

The new U.S.-Korea Free Trade Agreement has the potential to measurably spur the economy and reassure a top U.S. ally, but President Obama needs to take firmer steps to boost a flagging trade agenda, write CFR's Edward Alden and Scott Snyder.

Former U.S. secretary of state Condoleezza Rice reflects on her time in the Bush administration and issues faced after 9/11, including the wars in Iraq and Afghanistan. She also discusses the damaging effects of WikiLeaks and the geopolitical challenges of Iran and North Korea.

Colonel Gian Gentile discusses the ability of the U.S. military to deal with the conflict in the Korean peninsula.

North Korea's strike on Yeonpyeong Island is part of a military escalation designed to strengthen the authority of leader-in-waiting Kim Jong-Un, say experts, and underscores Washington's frustrations with Pyongyang and Beijing.

Reports of a newly operational nuclear enrichment facility in North Korea highlight the regime's defiance of U.S. policy and UN sanctions as well as China's increasing closeness with North Korea, says CFR's Scott Snyder.

Jerome A. Cohen and Jon M. Van Dyke say Japan needs to reassess its legal position on claims in the East China Sea.

Further provocations by North Korea as well as other dangerous military interactions on or around the Korean peninsula remain a serious risk and carry the danger of unintended escalation.