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The B61 Family of Nuclear Bombs

By Hans M. Kristensen Robert Norris and I have made an update to our Nuclear Notebook on the B61 nuclear bomb family. Kind of an arcane title but that cozy-feeling title is what the nuclear weapon designers call that half a dozen different types of B61 nuclear weapons that were derived from the original design. […]

04.25.14 | 3 min read
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B61-12 Nuclear Bomb Design Features

By Hans M. Kristensen Additional design details of the new B61-12 guided standoff nuclear bomb are emerging with new images. The image above shows a full-scale B61-12 model hanging in a wind tunnel at Arnold Air Force Base. The test “uncovered a previously uncharacterized physical phenomenon,” according to Sandia National Laboratories, that would affect weapons performance. […]

04.16.14 | 2 min read
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Is the Ukrainian Crisis Spiraling Out of Control?

Today’s news shows a heightened nuclear risk due to a dangerous feedback process at work in the Ukraine. The New York Times’ page 1 ominous headline was, “Striking Town, Ukraine Forces Defy Warning,” and the Wall Street Journal echoed the danger, “Ukraine Sends Troops East As Pro-Russia Forces Strike.” Is the Ukrainian crisis spiraling out of […]

04.14.14 | 7 min read
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Obama Administration Decision Weakens New START Implementation

By Hans M. Kristensen After four years of internal deliberations, the U.S. Air Force has decided to empty 50 Minuteman III ICBMs from 50 of the nation’s 450 ICBM silos. Instead of destroying the empty silos, however, they will be kept “warm” to allow reloading the missiles in the future if necessary. The decision to […]

04.09.14 | 4 min read
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New START Data Show Russian Increase, US Decrease Of Deployed Warheads

By Hans M. Kristensen The latest aggregate data released by the US State Department for the New START treaty show that Russia has increased its counted deployed strategic nuclear forces over the past six months. The data show that Russia increased its deployed launchers by 25 from 473 to 498, and the warheads attributed to […]

04.01.14 | 2 min read
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B61-12 Nuclear Bomb Integration On NATO Aircraft To Start In 2015

By Hans M. Kristensen The US Air Force budget request for Fiscal Year 2015 shows that integration of the B61-12 on NATO F-16 and Tornado aircraft will start in 2015 for completion in 2017 and 2018. The integration marks the beginning of a significant enhancement of the military capability of NATO’s nuclear posture in Europe […]

03.13.14 | 3 min read
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NATO Nuclear Weapons Security Costs Expected to Double

By Hans M. Kristensen The cost of securing U.S. non-strategic nuclear weapons deployed in Europe is expected to nearly double to meet increased U.S. security standards, according to the Pentagon’s FY2015 budget request. According to the Department of Defense NATO Security Investment Program , NATO has invested over $80 Million since 2000 to secure nuclear […]

03.11.14 | 2 min read
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Ukraine: The Value of Risk Analysis in Foreseeing Crises

The quantitative risk analysis approach to nuclear deterrence not only allows a more objective estimate of how much risk we face, but also highlights otherwise unforeseen ways to reduce that risk. The current crisis in Ukraine provides a good example. Last Fall, I met Daniel Altman, a Ph.D. candidate at MIT, who is visiting Stanford’s Center for International […]

03.03.14 | 6 min read
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B61-12: First Pictures Show New Military Capability

By Hans M. Kristensen The U.S. government has published the first images of the Air Force’s new B61-12 nuclear bomb. The images for the first time show the new guided tail kit that will provide new military capabilities in violation of the Nuclear Posture Review. The tail kit will increase the accuracy of the bomb […]

02.28.14 | 4 min read
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A Conversation with Nobel Laureate Dr. Jack Steinberger

On January 27, 2014, I had the privilege and pleasure of meeting with Dr. Jack Steinberger at CERN, the European Organization for Nuclear Research, in Geneva, Switzerland. In a wide-ranging conversation, we discussed nuclear disarmament, nonproliferation, particle physics, great scientific achievements, and solar thermal power plants. Here, I give a summary of the discussion with Dr. Steinberger, a […]

02.25.14 | 5 min read
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Prospects for a Middle East Regional Safeguards Organization

Recent efforts to convene a conference on a Middle East zone free of weapons of mass destruction (WMDs) have stalled, reflecting the political difficulties in working towards that goal in the region. Pursuing a regional safeguards organization for nuclear energy programs in the Middle East could be an easier diplomatic and strategic alternative, given the […]

02.25.14 | 17 min read
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50 Years Later “Dr. Strangelove” Remains a Must-See Film and Humorous Reminder of Our Civilization’s Fragility

Fifty years ago on January 30th, “Dr. Strangelove: Or How I Learned to Stop Worrying And Love the Bomb,” a seminal political-military satire and dark comedic film premiered. Based on Peter George’s novel Red Alert, the film gave us some of the most outrageously humorous and simultaneously satirical dialog in the history of the silver screen. […]

02.25.14 | 10 min read
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