Scientists replicated their breakthrough December 2022 nuclear fusion experiment. But this time, they produced even more energy from the experiment than the first time. These experiments are history ...

In a first, U.S. scientists have created “net energy” through a nuclear fusion reaction, the Department of Energy announced Tuesday. The successful experiment, which took place Dec. 5 at Lawrence ...

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

The U.S. Department of Energy reported a major scientific breakthrough in nuclear fusion science in December 2022. For the first time, more energy was released from a fusion reaction than was used to ...

Nuclear fission is a powerful phenomenon. When the conditions are right, atomic nuclei split, releasing neutrons that then split other nuclei in an ongoing chain reaction that releases enormous ...