• Modeling the Threat of Nuclear War

    It’s a question that occupies significant bandwidth in the world of nuclear arms security: Could hypersonic missiles, which fly at speeds of least five times the speed of sound, increase the likelihood of nuclear war? As part of his MIT doctoral studies in nuclear science and engineering, Eli Sanchez investigated whether hypersonic missiles threaten global security.

  • Nuclear Expertise Guides Global Nonproliferation Innovation

    Researchers tackling national security challenges at the U.S. Department of Energy’s Oak Ridge National Laboratory are upholding an 80-year legacy of leadership in all things nuclear. Today, they’re developing the next generation of technologies that will help reduce global nuclear risk and enable safe, secure, peaceful use of nuclear materials worldwide.

  • Focused and Fast

    In response to an urgent DOD request, multidisciplinary teams across Sandia delivered in a big way for international security: Enhanced surety program meets urgent request.

  • Is Nuclear Deterrence Ethical and Legal?

    To state the obvious the nuclear situation will become more manageable and tolerable when great power relations are relaxed. When and if current tensions ease it would be wise to look for ways to reduce even more the risks of a nuclear calamity. If the weapons cannot be completely eliminated, however, then neither can the risks of the worst imaginable outcomes. Little can be gained by pretending otherwise.

  • Trump's Possible Return Reignites South Korea Nuclear Debate

    South Korean calls to acquire nuclear weapons, which were subdued for the past year following steps to strengthen the U.S.-South Korea alliance, are once again bubbling to the surface ahead of the possible return of former U.S. President Donald Trump.

  • Iran's Nuclear Activities 'Raises Eyebrows' at IAEA

    Iran’s enrichment of uranium and a lack of access to international monitors is fueling suspicions about its nuclear activities. The International Atomic Energy Agency said its committed to promoting dialogue with Tehran.

  • Its Deterrence Strategy Weakened, Iran Faces Pressure to Hit Israel

    Iran’s strategy of deterrence against Israel has suffered greatly since the outbreak of the Gaza war — particularly after the brazen attack on its consulate in the Syrian capital on April 1. the deadly strike on its consulate in Damascus may compel Iran to take direct action, experts say.

  • Memo: The Reported Destruction of Secret Workshop in 2020

    On March 24, 2024, Iran International reported that an “industrial production workshop […] belonging to the Atomic Energy Organization of Iran (AEOI) was deliberately set on fire” in the summer of 2020. 1 The incident was not reported publicly at the time, and Iran International cites judicial and intelligence documents provided by a hacking group as their source. Iran alleged that the Israeli intelligence service, Mossad, hired a group of nine Iranians to destroy the facility.

  • Analysis of the IAEA’s Iran NPT Safeguards Report - February 2024

    For the first time, the latest quarterly International Atomic Energy Agency (IAEA) safeguards report on Iran’s compliance with the Nuclear Non-Proliferation Treaty (NPT) draws a direct line between Iran’s non-compliance with its comprehensive safeguards agreement (CSA) and concern about Iran’s current ability to make nuclear weapons.

  • Enhancing Preservation of Nuclear Deterrence System Designs

    A new team at Sandia is helping to more consistently track why and when important changes are made during the design and development of nuclear deterrence systems. It takes an average of 10 years to develop a system from design to production. That means a lot of decisions and changes are made along the way.

  • Raging Texas Wildfires Force U.S. Main Nuclear Weapon Facility to Evacuate, Temporarily Shut Down

    Raging wildfires in the Texas panhandle have forced the evacuation and temporary closure of the Pantex plant, the U.S. premier nuclear weapons assembly facility. The Pantex plant said that “All weapons and special materials are safe and unaffected.”

  • Japanese Yakuza Leader Charged with Trafficking Nuclear Materials

    Takeshi Ebisawa of Japan, leader within the Yakuza transnational organized crime syndicate, was charged with trafficking nuclear materials, including uranium and weapons-grade plutonium.

  • Germany and Nuclear Weapons: A Difficult History

    Donald Trump’s suggestion that, should he become president again, the U.S. will no longer abide by NATO’s principle of collective defense, has sent shockwaves through Europe. German politicians have been discussing whether French and British nuclear weapons would suffice as a protective shield or whether Europe needs new nuclear weapons.

  • Trump’s Threats Lead to Reflections in EU Over Nuclear Weapons

    Trump’s latest threats that he will take the U.S. out of NATO have gotten EU politicians and military experts talking about a European nuclear deterrence without Washington. Others are warning of a risky, hasty debate, and seek to downplay chances of a major stateside shake-up. Some suggest that France “Europeanize” its nuclear capabilities.

  • The Iran Threat Geiger Counter: Reaching Extreme Danger

    The Iran Threat Geiger Counter from the Institute for Science and International Security measures on a regular basis Iran’s hostile actions and intentions toward the United States and U.S. allies, and its capability to turn these hostile intentions into action through the potential or actual construction of nuclear weapons. As with the radiation levels measured by a Geiger counter, any level above zero represents a degree of danger. Since May 2023, the date of the last edition of the Counter, the threat posed by Iran’s nuclear program has increased dramatically.