Earlier this month in London, Presidents Obama and Medvedev issued an historic joint statement announcing that they had committed their two countries to achieving a nuclear free world.

The Energy Department will spend $6 billion as part of President Barack Obama's stimulus package to clean up nuclear weapons sites at Cold War-era facilities, with more than half the money going to sites in Washington and South Carolina, a senior official told Congress on Wednesday.

A letter to the editor by Steven Starr, a senior scientist for PSR, on the continuing dangers of nuclear weapons.

A letter to the editor on President Obama's recent nuclear policy statements by Jason Chao, M.D., president of Northeast Ohio PSR.

The decision by the Obama administration on addressing nuclear concerns breaks with Bush policy, which had largely sought to isolate Tehran. The U.S. doesn't rule out bilateral talks.

China is glad to see the United States mending relations with Iran and it supports the resolution of Iran's nuclear issues via dialogue and negotiations, the Foreign Ministry announced here Thursday. "China encourages Iran to make active contact with the concerned parties in a bid to seek a comprehensive, long-term and proper solution to Iran's nuclear issue," said Foreign Ministry spokeswoman Jiang Yu.

During their recent meeting in London, President Barack Obama engaged Russian President Dmitri Medvedev in groundbreaking efforts to achieve “a nuclear [weapons] free world.” PSR applauds the presidents of both countries for their commitment to this essential goal. In his speech in Prague on Sunday, April 5, President Obama went on to lay out a bold agenda to turn that goal into reality.

U.S. Secretary of State Hillary Rodham Clinton predicted on Friday that the United States and Russia will complete a new strategic arms reduction treaty by the end of this year and that Moscow and Washington can find common ground on other issues.

During the Presidential Primaries the question was raised of which candidate is most ready for the “3 AM phone call.” As the Presidential contenders prepare for the September 26 debate on national security, a more immediate question is who is prepared to address the fact that the Doomsday Clock is set at five minutes to midnight?

Dr. Catherine Thomasson, former president of Physicians for Social Responsibility (PSR), joined with others today in urging the Congress to set the stage for peaceful negotiations with Iran and decried the increasingly belligerent posturing by the administration.

An international conference of physicians in London today will examine the consequences of a regional nuclear war. Dr. Ira Helfand, a practicing physician and board member of PSR will present a paper arguing that even a limited use of nuclear weapons could cost more than a billion lives globally.

Today Physicians for Social Responsibility (PSR) joined with Indian Doctors for Peace and Development in calling on their respective governments to end the nuclear power accord being promoted by the leaders of the two countries. “Through the U.S.-India nuclear deal, the two governments have come to an unhealthy accommodation by which the United States overturns decades of its own law and practice in combating nuclear proliferation and India rejects its proud history of advocating nuclear disarmament,” said Dr. Michael McCally, executive director for PSR.

At a time when lab officials are celebrating the past, PSR and its allies are looking to the future. Despite Los Alamos National Laboratory's continued reliance on nuclear weapons work, PSR and others are suggesting that it is time to retool the lab in order to address the real national security threats that have surfaced since the end of the Cold War.

The Energy and Water Subcommittee of the U.S. House of Representatives Appropriations Committee today eliminated all funding in fiscal year 2008 for the reliable replacement warhead (RRW), the first of a proposed series of new hydrogen bombs designed to replace a major portion of the U.S. nuclear arsenal.

Physicians for Social Responsibility (PSR) condemns the North Korean government's announcement that it will conduct a nuclear test “in the future.” The announcement, made by Foreign Ministry on October 2nd, will add to the tensions surrounding the North Korean nuclear weapons program and makes any resolution much more difficult.

A study requested by the Congress shows that new warhead production is unnecessary, renewing calls for the elimination of reliable replacement warheads and the Bush plan to create "Bombplex 2030." The report, commissioned by the Department of Energy (DOE), shows that plutonium warheads have significantly longer effective lifetimes than previously believed, in many cases remaining viable until the end of this century.