The National Institute of Standards and Technology's new cesium fountain clock is one of the most precise atomic clocks ever ...

Neutrinos and antineutrinos are elementary particles with small but unknown mass. High-precision atomic mass measurements at ...

The predictions for 2025 are causing a stir — and one of the most terrifying comes from Baba Vanga, the famous Bulgarian seer ...

Along with researching gravitational waves, Holz heads the Science and Security Board at the Bulletin of Atomic Scientists ...

Along with researching gravitational waves, Holz heads the Science and Security Board at the Bulletin of Atomic Scientists responsible for setting the legendary “Doomsday Clock,” which ticks closer to ...

Along with researching gravitational waves, Holz heads the Science and Security Board at the Bulletin of Atomic Scientists responsible for setting the legendary “Doomsday Clock,” which ticks closer to ...

North Korea has major ambitions as a nuclear power and keeps building better missiles. So how long would it take for a North Korean missile to reach the U.S.?

The Pentagon has sped up production of its latest gravity bomb in the latest sign that mankind is headed into the scariest nuclear arms build up since the end of the Cold War.

The Milwaukee River has flowed for thousands of years across the region we now know as southeastern Wisconsin. But from an ecological perspective a major demarcation occurred in 1843. It was that ...

Will you mail me a print copy of the Bulletin of the Atomic Scientists? Expand No, the Bulletin of the Atomic Scientists magazine is digital-only and has been since 2008. We do not print physical ...