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 ...

Iconic Doomsday Clock moves one second closer to midnight as global existential threats rage. Clock factors include nuclear ...

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

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

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

Robert Carlin and Hecker write a hypothetical Kim-to-Trump letter based on their understanding of the situation on the Korean ...

At least in one respect, the Trump administration's pause on health communications breaks a pattern that's held for at least ...

The first Trump administration left the 2015 Joint Comprehensive Plan of Action (JCPOA)—also known as the Iran nuclear deal—in May 2018, significantly reducing the constraints on and monitoring of ...

Modeling System at the University of Colorado, Boulder.

Darya Dolzikova is a research fellow in proliferation and nuclear policy at the Royal United Services Institute in London.