New studies reveal how metallicity and stellar evolution determine whether massive stars expand into red supergiants prior to Type II supernova explosions.

The editorial board is a group of opinion journalists whose views are informed by expertise, research, debate and certain longstanding values. It is separate from the newsroom. The world is entering a ...

A special set of numbers has formed the backbone of nuclear physics research for decades, and now we finally know how it arises from the quantum mix of nuclear particles and forces. Nearly 80 years ...

Lockheed Martin's concept for a fission surface power (FSP) system on the surface of the moon. Credit: Lockheed Martin No technology holds more transformative potential for America’s space aspirations ...

HILL AIR FORCE BASE, Utah—The U.S. military airlifted a modern nuclear reactor on Sunday for the first time, part of President Trump’s push to deploy nuclear power across the United States. Three C-17 ...

Ontario Power Generation and the Municipality of Port Hope are to work together on a new nuclear power plant at the Wesleyville site in Canada - which has the potential to host as much as 10 GW of ...

“Buying uranium is suspiciously easy. It shows up in a UPS truck,” says Staff Sheehan, CEO and founder of Project Omega. “You can Google it.” He’s not speaking hypothetically. He’s explaining how his ...

(WFSB) - Connecticut has launched the Yellow Envelope Initiative, a voluntary program designed to help people with disabilities feel safe and heard when interacting with first responders. The program ...

Nuclear-capable DF-5C missiles in Beijing on Sept. 3. (Kevin Frayer/Getty Images) We all sense that the world is entering a more uncertain phase. Alliances feel shakier, trade is fragmenting, and ...

The last treaty between the U.S. and Russia that limited the number of deployable nuclear weapons expired on Thursday, marking the end of decades of arms control agreements between the two countries ...

President Donald Trump on Thursday called for U.S. nuclear experts to begin work on what he described as a "new, improved, and modernized Treaty," arguing that the United States should move away from ...

Cameco’s mining business is growing again as uranium prices rise. NuScale’s modular SMRs are making it easier to build smaller nuclear power plants. Both stocks could soar as the nuclear market ...