Valar Atomics' small modular reactor reached criticality at Utah site Thursday, marking a milestone in the company’s push ...

The executive order directed the Department of Energy to have three different reactor designs reach criticality in a bit over a year. On Thursday, a startup called Antares announced that a test ...

Nuclear weapons tests were once a regular occurrence, but most countries haven’t tested in decades, following the adoption of the Comprehensive Nuclear-Test-Ban Treaty in 1996. Now, that moratorium ...

The illustration depicts an intense laser field (red wave) interacting with Deuterium and Tritium nuclei. By modifying the collision energy distribution, the laser field facilitates quantum tunneling ...

Nuclear science isn't an easy thing, particularly building a working reactor, but there are a small handful of adolescents ...

Hydronuclear experiments, barred globally since the 1990s, may lie behind President Trump’s call last month for the United States to resume its testing of nuclear bombs. By William J. Broad President ...