Shortly after Russian military forces invaded Ukraine and President Vladimir Putin said that he had ordered Russian nuclear forces on high combat alert – apparently to deter…
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For the first time ever, a nuclear-armed state accidentally launched a missile at another nuclear-armed state. How did this happen?
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The Biden administration yesterday afternoon declassified the number of nuclear weapons the United States possesses. The act reverses the secrecy of the Trump administration, which denied release of the number for three years, and restores the nuclear transparency of the Obama administration.
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By Hans M. Kristensen The first public release of New START aggregate numbers since the United States and Russia in February extended the agreement for five years…
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By Hans M. Kristensen and Matt Korda [Article updated May 11, 2021] The United Kingdom announced yesterday that it has decided to abandon…
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The Treaty on the Prohibition of Nuclear Weapons (TPNW) enters into force today, 90 days after the deposit of the 50th instrument of ratification. So…
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The Trump administration has denied a request from the Federation of American Scientists to disclose the size of the US nuclear weapons stockpile and the number of dismantled warheads.
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The US Air Force is working to expand the number of strategic bomber bases that can store nuclear weapons from two today to five by the 2030s. The plan will also significantly expand the number of bomber bases that store nuclear cruise missiles from one base today to all five bombers bases by the 2030s.
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Any time a US federal agency proposes a major action that “has the potential to cause significant effects on the natural or human environment,” they must complete an…
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In their effort to paint the New START treaty as insufficient and a bad deal for the United States and its allies, Trump administration official have recently made statements suggesting the treaty limits the US nuclear arsenal more than it limits the Russian arsenal.
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