Trump rules out using a nuclear bomb on Iran
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Russia has an estimated 1,796 deployed nuclear warheads, the highest number in the world as of January 2026, SIPRI reported. The country continues to modernise its nuclear arsenal, although sanctions and the ongoing war in Ukraine have created challenges for some of its weapons programmes.
A resolution of disapproval brought by Sens. Markey and Merkley is unlikely to pass, even as some Republicans voice skepticism of the deal
The W93 warhead and Mk7 reentry body assembly are part of the Trident II D5 Life Extension (D5LE2) which will modernize the sea-based leg of the nuclear triad. The U.S. Navy’s W93 warhead and Mk7 reentry body assembly, which will equip the Trident II ...
The Department of Energy is in late talks about plans to provide weapons grade plutonium from dismantled Cold War-era nuclear warheads to possibly five nuclear energy startups, the department said in an announcement reported by multiple outlets. The Trump ...
A handful of private companies are now, along with the US federal government, into a plan to turn fissile materials from nuclear weapons into fuel for nuclear reactors. The Department of Energy Cold War era weapons containing plutonium could be reprocessed ...
See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A nuclear bomb map created using a simulation tool shows the devastating impact of a hypothetical U.S. nuclear strike on major ...
An intelligence assessment examined Saudi Arabia’s military ambitions as Congress reviews a new civilian nuclear deal between the U.S. and the kingdom. By Julian E. Barnes and Robert Jimison Julian Barnes covers the U.S. intelligence community and Robert ...
North Korea on Thursday unveiled a new facility to produce nuclear bomb fuels, with leader Kim Jong Un announcing plans to bolster the country’s nuclear forces “at an exponential rate.” Some experts still question whether North Korea has functioning ...
Commercial fusion and US nuclear warheads depend on the same scarce, decaying isotope, and Washington has only a few years to rebuild the supply chain for both.