In a startling revelation, U.S. Secretary of State Antony Blinken confirmed that the U.S. had supplied a significant amount of weapons to Ukraine ... between the two nuclear powers.

Nate Blouin, D-Salt Lake City, said Utah should be careful ... or died due to exposure to radioactive fallout from nuclear weapons tests in Nevada. Following a celebration in the House chamber ...

Other surprises crews found this year at Y-12 included tubes of tritium, a radioactive form of hydrogen used in H-bombs, and a safe in a basement containing weapons-grade uranium. Last year ...

“I did five sets of 47 this morning,” Hegseth replied. The witness’s hair was neatly pomaded into place, a thick, glossy salt-and-pepper wave flowing back from his wide forehead. His suit ...

North Korea’s expanding ballistic missile program, along with its advancing nuclear weapons project ... West and should be taken with a grain of salt, seeing as the intelligence picture of ...

close to the roughly 90% level that is weapons grade, U.N. nuclear watchdog chief Rafael Grossi told Reuters on Friday. Exclusive: Iran dramatically accelerating uranium enrichment to near bomb ...

When most of us think of nuclear power, we often recall the negative aspects associated with this type of energy. However, ...

OpenAI says it plans to let U.S. National Laboratories use its AI models for nuclear weapons security and other scientific ...

A new 1 megawatt thermal nuclear molten salt reactor will be built in 2026 and will be lowered into a cement encased trench in a new building in Texas. Rusty Towell of Nature Energy showed the new ...

The former head of Ukraine’s military intelligence recalls how thousands of tactical nuclear weapons were removed from its arsenals by the Russian military.

The researchers think the work has other potential applications in molten salt nuclear reactors or in different types of manufacturing processes, such as glass, epoxies or carbon fiber processing ...

The permit allows TerraPower to begin building the non-nuclear portions of its plant, including its "energy island," which will hold the plant's turbines and molten-salt energy storage tanks.