DARPA has awarded a $5.2 million contract to Avalanche Fusion to develop radioactive batteries for defense and space ...

On the 40th anniversary of the Chernobyl disaster, POWER sent a freelance photographer and correspondent to the site in ...

In the air people breathe, the water on Earth, the stars in the sky and more, atoms are the building blocks that make up the ...

The United States has taken a step toward a 21st-century renaissance in civilian nuclear power as the Nuclear Regulatory Commission (NRC) has given the go-ahead for TerraPower's Natrium Gen IV reactor ...

The process of refueling a nuclear plant, known as an outage, is a critical, time-intensive process. Despite its ominous name, refueling outages are an essential act of preventative care for nuclear ...

Physicists have discovered a surprising new “Island of Inversion” in a place no one expected: among nuclei where the number of protons equals the number of neutrons. For decades, these strange regions ...

Three nuclear stacks emitting steam are lit with red light against the darkening sky of an oncoming night. - Michael Nosek/Getty Images The process of refueling a nuclear plant, known as an outage, is ...

Rafael Grossi, head of the International Atomic Energy Agency, said Iran has an “ambitious” nuclear program but doesn’t have a program for building nuclear weapons currently. “It is an evaluation that ...

Add Yahoo as a preferred source to see more of our stories on Google. PG&E is one step closer to keeping Diablo Canyon nuclear power plant open until 2030. On Thursday, the Central Coast Regional ...

Iran's reaction to President Trump's 2026 State of the Union was straightforward. The Iranian Foreign Ministry accused Mr. Trump of repeating "big lies" about the Islamic Republic's nuclear program ...

Advanced AI models appear willing to deploy nuclear weapons without the same reservations humans have when put into simulated geopolitical crises. Kenneth Payne at King’s College London set three ...

A Valar Atomics microreactor is seen on a C-17 aircraft, without nuclear fuel, at March Air Reserve Base, Calif., Sunday, Feb. 15, 2026. The reactor was transported from March Air Reserve Base to Hill ...