More Americans are now eligible for compensation for health problems linked to radiation exposure from the atomic weapons ...

With decades of experience in national security, Jill Hruby joins the Bulletin’s Science and Security Board to help confront ...

Eighty years after the U.S. used the atomic bomb on Japan, debates on nuclear weapons remain fraught. In Los Alamos, the ...

For nearly a century, scientists around the world have been searching for dark matter—an invisible substance believed to make ...

This July 2025 issue of the Bulletin of the Atomic Scientists examines a number of similar potential flashpoints—around the world, in the skies above, and even in cyberspace—that, if activated, could ...

The Trinity test—the detonation of the world's first nuclear bomb—was conducted 80 years ago as part of the Manhattan Project.

A precious metal used everywhere from car exhaust systems to fuel cells, platinum is an incredibly efficient catalyst—but ...

Scientists at ETH Zurich have developed a powerful method to look deep inside single-atom catalysts—materials where every ...

Scientists anticipate that Earth's rotation will quicken enough to create three shorter days between July and August, starting Wednesday, July 9.