The “profound change of American geopolitics” could be the first step toward massive nuclear weapons proliferation.

Nuclear energy's role in reducing carbon emissions and high efficiency makes it a significant player in the clean energy ...

For the first time, nuclear fuel enriched above 5% will be irradiated in a commercial U.S. reactor, the Department of Energy ...

July 16, 1945, marked a turning point in history with the first nuclear test, named Trinity, in the New Mexico desert in the United States. This event, the result of the Manhattan Project, ushered ...

Many scientists say “subcritical” experiments and computer simulations make nuclear weapons testing unnecessary.

Read about DOE's conditional commitments to distribute HALEU material to five nuclear developers to meet their near-term fuel ...

Small modular reactor (SMR) developers in the U.S. have announced a string of deals and investments to secure steady supplies ...

Nuclear criticality depends on mass, geometry, and neutron moderation—here, the sausage-like segmentation ensures the uranium remains dispersed, preventing an unintended chain reaction. This aligns ...

Physicists have measured a nuclear reaction that can occur in neutron star collisions, providing direct experimental data for a process that had previously only been theorized. The study ...