A US military helicopter that hit a passenger jet in Washington was practicing emergency evacuation plans. It is not clear they would even work in a nuclear war.

Trump has sought a nuclear deal with Russia and China for years. He could get one this time—but only if he does it the right way.

Too few leaders have learned the critical lesson that international cooperation is essential to pandemic prevention, preparedness and response. A cycle of panic and neglect has historically characterized the politics of pandemics.

AI companies don't fully understand how their models work and they aren’t making the training data available to outside researchers.

Did RFK Jr.'s long-record of anti-vaccine activism affect his chances at becoming Trump's secretary of health?

Once China produced weapons-grade uranium, it assembled its first atomic bomb in as little as three to five weeks. Iran may do it even faster.

Doomsday Clock moves closer than ever to midnight over AI and lab leak fears Read more »

You yourself must be aware of the threats from sea level rise, as the Trump International Golf Links in Doonbeg, Ireland, has sought (unsuccessfully) to build a sea wall to protect the course from coastal erosion.

In April 2024, we were honored when Rachel Bronson invited us to contribute to the evolution of the iconic Doomsday Clock. Reimagining such a powerful

You can change your cookie settings at any time by clicking “ Preferences .” From February 2015 to January 2025, Rachel Bronson served as the Bulletin’ s president and CEO where she oversaw the organization’s programming,

Juan Manuel Santos is the chair of The Elders, a former President of Colombia, and a Nobel Peace Prize laureate.