A U.N. nuclear conference of 145 nations indirectly criticized Israel on Saturday for refusing to put its atomic program under international purview.
Secretary of State Condoleezza Rice will travel Friday to India to commemorate approval of a landmark U.S.-India nuclear cooperation accord, a foreign affairs victory for President Bush during his final months in office
The chief U.S. nuclear negotiator with North Korea will propose a face-saving compromise during a trip Wednesday to the isolated communist nation in an effort to salvage the derailed disarmament pact, U.S. officials said.
A six-year probe has not ruled out the possibility that Iran may be running clandestine nuclear programs, the chief United Nations nuclear inspector said Monday, urging the country to end its secretive ways.
The Air Force disciplined 15 senior officers, including six generals and nine colonels, for their roles in the mistaken shipment of nuclear weapons components to Taiwan, Air Force officials announced Thursday.
North Korea has made another move toward possibly restarting its suspended nuclear program, the U.N. nuclear agency reports.
The North Koreans are nearing completion on a previously undisclosed missile test site capable of launching long-range ballistic missiles and satellites, according to private analysts who obtained satellite imagery of the site.
The likelihood that terrorists will be able to target the United States with a nuclear weapon is increasing, a former senator testified before a congressional committee Wednesday.
Iran has increased the number of operating centrifuges at its uranium enrichment plant to 4,000, a top official said Friday, pushing ahead with the nuclear program despite threats of new U.N. sanctions
An Iranian trade delegation announced an agreement Thursday for Iran to share peaceful nuclear technology with Nigeria
A U.N. nuclear conference of 145 nations indirectly criticized Israel on Saturday for refusing to put its atomic program under international purview.
Secretary of State Condoleezza Rice will travel Friday to India to commemorate approval of a landmark U.S.-India nuclear cooperation accord, a foreign affairs victory for President Bush during his final months in office
The chief U.S. nuclear negotiator with North Korea will propose a face-saving compromise during a trip Wednesday to the isolated communist nation in an effort to salvage the derailed disarmament pact, U.S. officials said.
A six-year probe has not ruled out the possibility that Iran may be running clandestine nuclear programs, the chief United Nations nuclear inspector said Monday, urging the country to end its secretive ways.
The Air Force disciplined 15 senior officers, including six generals and nine colonels, for their roles in the mistaken shipment of nuclear weapons components to Taiwan, Air Force officials announced Thursday.
North Korea has made another move toward possibly restarting its suspended nuclear program, the U.N. nuclear agency reports.
The North Koreans are nearing completion on a previously undisclosed missile test site capable of launching long-range ballistic missiles and satellites, according to private analysts who obtained satellite imagery of the site.
The likelihood that terrorists will be able to target the United States with a nuclear weapon is increasing, a former senator testified before a congressional committee Wednesday.
Iran has increased the number of operating centrifuges at its uranium enrichment plant to 4,000, a top official said Friday, pushing ahead with the nuclear program despite threats of new U.N. sanctions
An Iranian trade delegation announced an agreement Thursday for Iran to share peaceful nuclear technology with Nigeria
Or something close to it. Some are calling on the Pentagon to build a quick-strike, non-nuclear weapon that can attack targets anywhere on the planet
Iran may face "punitive" measures because of its insufficient response to an incentives package offered in return for a cutback in its nuclear program, a senior White House official said Wednesday.
A truck carrying an unarmed missile booster tipped over in North Dakota on Thursday, the latest in a two-year string of Air Force mishaps.
Three Air Force officers fell asleep while in control of an electronic component that contained old launch codes for nuclear intercontinental ballistic missiles, a violation of procedure, Air Force officials said Thursday.
Iranian state radio is quoting President Mahmoud Ahmadinejad as saying the latest round of talks between Iran and world powers are "a step ahead."
Sen. Barack Obama on Wednesday said he wants to rid the world of nuclear weapons and pledged to fight emerging threats posed by biological and cyber-terrorism.
Iran's test of a long-range missile shows the need for the United States to expand its missile defense system into Europe, Defense Secretary Robert Gates said Wednesday.
A top European diplomat said he hopes to reply soon to Iran's letter last week spelling out its reaction to an international proposal for the Shiite Muslim nation's controversial nuclear program.
When U.S. officials spoke in the past of the need for North Korea to declare the extent of its nuclear program, everyone from President Bush down said it must be "complete" and "verifiable."
The Bush administration has launched a "significant escalation" of covert operations in Iran, sending U.S. commandos to spy on the country's nuclear facilities and undermine the Islamic republic's government, journalist Seymour Hersh said Sunday.
Thank you all very much. I appreciate the kind introduction, and the invitation to address you. I see we have some students here, including a few from Arizona, and I welcome you to Washington. It's a pleasure, as always, to be in the company of the men and women of the American Israel Public Affairs Committee. And I know that all of us are proud to be in the company of the distinguished senator from the State of Connecticut, my friend Joe Lieberman.
North Korea's apparent cooperation with nations seeking to end its nuclear weapons ambitions -- six years after a deal collapsed and two years after testing a bomb -- may lead to questions about why it would play ball now.
North Korea on Friday destroyed a water cooling tower at a facility where officials acknowledge they extracted plutonium to build nuclear weapons, CNN's Chief International Correspondent Christiane Amanpour reported from the scene.
North Korea destroyed the most visible symbol of its nuclear weapons program, according to a news report
The Bush administration hailed North Korea's declaration of its nuclear program as a success for the multilateral diplomacy it engaged in through the six party talks with South Korea, China, Japan and Russia.
The Bush administration hailed North Korea's declaration of its nuclear program as a success for the multilateral diplomacy it engaged in through the Six Party Talks with South Korea, China, Japan and Russia.
North Korea handed over its long-awaited nuclear program declaration to officials from China on Thursday.
Just when you think you've heard everything in this race for the White House, along comes something truly surprising. Such was the case on Thursday's "American Morning."
President Bush on Thursday ordered the lifting of some sanctions against North Korea, a move the administration called "symbolic" and one that leaves many restrictions in place.
North Korea is to blow up a key part of its controversial Yongbyon nuclear reactor on Friday.
Below is a chronology of the development of North Korea's nuclear weapons program.
Britain will freeze assets of Iran's largest bank in a further move to discourage the country from developing nuclear weapons, Prime Minister Gordon Brown said Monday
An international smuggling ring may have secretly shared blueprints for an advanced nuclear weapon with Iran, North Korea and other rogue countries
Iran's United Nations delegation accused the Security Council of "emboldening" an Israeli official into threatening to attack Iran over its nuclear weapons development program, according to Iran's state-run media.
The U.S. military intercepted a ballistic missile Thursday in the first such sea-based test since a Navy cruiser shot down an errant satellite earlier this year.
The top military and civilian leaders of the U.S. Air Force were forced out Thursday over the handling of nuclear weapons, the Defense Department secretary said.
The Pakistani scientist who admitted leaking nuclear secrets to North Korea, Iran and Libya has again recanted his confession.
Ali Larijani, formerly Iran's top nuclear negotiator, was overwhelmingly elected as parliament speaker Wednesday -- and immediately warned that Tehran may reconsider cooperating with the U.N.'s International Atomic Energy Agency.
The United States should scrap a significant portion of its nuclear arsenal, Sen. John McCain said Tuesday in a speech laying out his nuclear security policy.
Exclusive: 'Terrorists' penetrated one of America's main nuclear-weapons labs in a recent simulation, sources tell TIME
The United States is close to finalizing a deal with North Korea over its nuclear program, senior State Department officials tell CNN.
Iran has assembled hundreds of advanced machines reflecting a possible intention to speed up uranium enrichment, diplomats have told The Associated Press
Saudi Arabia most likely would develop nuclear weapons if Iran acquires them, according to a report to the Senate Foreign Relations Committee
North Korea's Foreign Ministry blamed the United States Friday for the stalemate in nuclear talks, saying America's "unjust" demands would have a "serious impact" on denuclearization.
The Pentagon plans to probe a politically sensitive 'misshipment' of nuclear missile components to Taiwan - Beijing's arch-nemesis
President Nicolas Sarkozy announced a modest cut Friday in France's nuclear arsenal, to fewer than 300 warheads, and urged China and the United States to commit to no more weapons tests
The United States predicted a quick vote on a third resolution imposing sanctions on Iran over its nuclear program as it begins to build a case against Iran's central bank for proliferation activities, senior State Department officials and European diplomats said.
The president of Iran vowed Saturday that his country will not be held back from developing its nuclear program, and accused other nations of being jealous of its technological advances.
Iran has rejected documents that link it to missile and explosives experiments and other work connected to a possible nuclear weapons program
A mild escalation of U.N. measures and U.S. pressure on banks is unlikely to change Tehran's nuclear stance
South Korean President-elect Lee Myung-bak said on Monday he is willing to meet with North Korean leader Kim Jong Il to help in the denuclearization process as the reclusive Communist nation dismantles its nuclear program.
Pakistan's foreign ministry Wednesday rejected concerns raised by the U.N. nuclear watchdog chief that the country's nuclear weapons "could fall into the hands of an extremist group in Pakistan or in Afghanistan."
Iran's first nuclear power plant will be operational within three months, providing electricity to Iran's national power grid by the summer, according to Iranian Energy Minister Parviz Fattah.
Russia started delivering nuclear fuel to Iran's Bushehr nuclear power plant this week as part of a compromise effort to alleviate concerns over Iran's nuclear intentions while supporting Iran's right to a nuclear energy program.
Israeli Prime Minister Ehud Olmert said Tuesday international pressure on Iran has been effective and may need increasing -- despite a U.S. intelligence report that Tehran stopped work on nuclear weapons fours years ago.
U.S. Defense Secretary Robert Gates has called on the international community to step up pressure on Iran to vow not to develop nuclear weapons, to suspend uranium enrichment and to open up its nuclear facilities for inspection.
The deputy intelligence chief tried Thursday to squash any suggestion that the newly released assessment on Iran's nuclear weapons program indicates Iran is less of a threat.
The U.S. has argued that Iranian, rather than Russian, missiles are the target of its planned defensive system. That may have become a tougher sell
What the new report claiming Iran stopped its weapons program tells us about our spy network and the White House
President Bush was told in August that Iran's nuclear weapons program "may be suspended," the White House said Wednesday, which seemingly contradicts the account of the meeting given by Bush Tuesday.
The National Intelligence Estimate on Iran's threat has been a game changer. Each player has a different reading
Iranian President Mahmoud Ahmadinejad on Wednesday called a U.S. intelligence report that downgraded his country as a nuclear threat "a declaration of victory" for the Iranian nuclear program.
By diminishing the prospect for military confrontation, the new US assessment of Iran's nuclear program may boost diplomatic consensus
Democratic presidential candidate Sen. Joe Biden on Tuesday said he can't believe President Bush hasn't known for months about a recent intelligence estimate that downplays the nuclear threat from Iran.
Iran remains a danger to the world even though it stopped a program to develop a nuclear weapon four years ago, President Bush said Tuesday.
Despite an intelligence report on Iran's nuclear program, President Bush said Tuesday that the international community should continue to pressure the nation
Iran halted work toward a nuclear weapon under international scrutiny in 2003 and is unlikely to be able to produce enough enriched uranium for a bomb until 2010 to 2015, a U.S. intelligence report says.
After months of warning that Iran was racing along a one-way street to developing a nuclear bomb, and after toughening its own sanctions and pushing through restrictions in the United Nations, the U.S. is suddenly changing its tune about Iran's intentions and the timetable of when it might be able to make a bomb.
ran halted its nuclear weapons development program in the fall of 2003 under international pressure but is continuing to enrich uranium
The European Union's foreign policy chief said Friday he was "disappointed" by the latest talks with Iran over the nation's nuclear program, a failure that could result in more sanctions for the Middle Eastern nation.
The nation's three nuclear weapons laboratories have had almost 60 serious accidents or near misses in the past seven years, according to a report released Wednesday by the Government Accountability Office.
Analysis: In the wake of a new report on Iran's nuclear program, the urgency for a confrontation soon is waning
The release of five Iranians held by U.S. forces is the latest sign of attempts to dial back from the tough talk of a confrontation over Iran's nuclear ambitions
The future of troops in Iraq and the potential of a U.S. showdown with Iran dominated much of Tuesday's Democratic presidential debate -- with front-runner Hillary Clinton's votes on the two issues at the center.
Analysis: A hardening of positions in both Washington and Tehran has created something of a diplomatic perfect storm
Israeli Prime Minister Ehud Olmert said Tuesday that Iran's controversial nuclear program is "a major issue for the entire world" and called for stronger sanctions against Tehran.
Moscow is engaged in its own strategic competition with the U.S., which may guide its response to the Iran nuclear standoff
Representatives of world powers Friday announced that unless a November report shows a "positive outcome" of talks with Iran about its uranium enrichment program, they will move ahead with plans for a resolution imposing additional sanctions on the country.
Former national security adviser Zbigniew Brzezinski likened U.S. officials' saber rattling about Iran's alleged nuclear ambitions to similar statements made before the start of the Iraq war.
While the French foster a sense of urgency over Iran's nuclear program, Tehran's neighbors are fearful of a showdown
U.S. Secretary of State Condoleezza Rice cautioned the U.N. nuclear watchdog group Wednesday not to interfere with international diplomacy over Iran's alleged weapons program.
The United States and its allies can "live with" a nuclear-armed Iran, but they should continue pressuring the Islamic Republic to keep it from developing an atomic bomb, the former commander of U.S. forces in the Middle East said Monday.
Dalat Nuclear Research Institute stands on a mountaintop in Vietnam's southern highlands. The nuclear reactor is not what most Vietnamese think of when they think of Dalat. The town, nestled in pine woods, is Vietnam's favorite honeymoon spot.
Iran's foreign ministry criticized France on Monday for a blunt warning over the weekend that Europe must prepare for war if Tehran continues to flout international demands to stop producing nuclear fuel.
The chief U.N. nuclear inspector criticized talk of attacking Iran as "hype" on Monday, saying the use of force should only be considered as a last resort
Six nuclear warheads on cruise missiles were mistakenly carried on a flight from North Dakota to Louisiana last week, prompting a major investigation, military officials have confirmed.
North Korea agreed Sunday to declare and disable all its nuclear programs by the end of the year, the chief U.S. negotiator said -- the first time the communist country has offered a timeline to end its secretive atomic program.
The top U.S. nuclear negotiator said Friday that he will use weekend talks with North Korea to resolve issues that could impede progress in broader international talks over its nuclear program.
Kazakhstan's nuclear orphans are a distressing sight.
Iran and the International Atomic Energy Agency both said on Tuesday they had made progress in talks about Tehran's offer of more transparency aimed at defusing a row over the Iranian nuclear program.
The United States and India announced Friday a landmark deal on nuclear cooperation for civil purposes that they said will benefit both countries and strengthen international non-proliferation efforts.
British Prime Minister Gordon Brown said Monday that tougher sanctions are likely against Iran over its contested nuclear program and declined to reject outright the prospect of future military action
The U.S. and North Korea are talking again, but will Pyongyang keep its promise to abandon nuclear weapons?
Iranian President Mahmoud Ahmadinejad warned Tuesday that imposing new sanctions against his country would be like "playing with the lion's tail."
The Secretary of State rejected concessions to Iran over its nuclear program Thursday and renewed a conditional offer to talk to the clerical regime on any subject
U.S. diplomats said Monday's scheduled talks with Iran will be limited to discussions about Iraq's security, and not about the unresolved issues of detained Americans in Iran or the country's nuclear program.
Iranian President Mahmoud Ahmadinejad ruled out even a brief halt in Iran's nuclear program, saying Thursday it would hand a victory to the country's enemies and undercut the Islamic state's goal of becoming a world power
The U.N. nuclear monitor reported notable advances in Iran's uranium enrichment program Wednesday while warning for the first time that its knowledge of the country's nuclear activities was shrinking
Iran's president announced Monday that his country has begun production of nuclear fuel on an "industrial level."
Iran's foreign minister rejected a unanimous vote by the U.N. Security Council on Saturday to impose new sanctions on Iran because of its refusal to suspend its uranium enrichment program.
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