Nuclear weapons haven’t been tested in the United States since 1992. Find out why, and what could happen if the hiatus ends.

A new experiment conducted at the National Ignition Facility (NIF) assessed the ability of U.S. nuclear weapons to survive encounters with adversary missile defenses and reach their targets. The ...

The Year Ahead: Key Events at the IAEA in 2026 From strengthening safeguards and helping countries build resilient nuclear fuel supply chains to enhancing radiation protection for patients, 2026 will ...

President Donald Trump’s recent call to resume U.S. nuclear weapons testing “on an equal basis” with Russia and China has reignited a decadesold debate about America’s nuclear posture and global ...

President Trump said on Thursday that the U.S. would begin testing nuclear weapons again for the first time in decades. “We’ve halted many years ago, but with others doing testing I think it’s ...

The United States is preparing to mine a rare nuclear resource from some of its most dangerous Cold War legacies, turning ...

A team of researchers from the Shanghai Institute of Applied Physics, Chinese Academy of Sciences, has developed an ...

If you would like to learn more about the IAEA’s work, sign up for our weekly updates containing our most important news, multimedia and more. In a pioneering effort to combat wildlife trafficking of ...

The figure illustrates the experimental setup used to measure neutron leakage spectra from natural lead (nat Pb) slab samples, employing both D-T and D-D neutron sources at the integral experiment ...

Radiochemistry experts at Lawrence Livermore National Laboratory (LLNL) recently made the first experimental measurements of ...