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

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

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 ...

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.

Pabian is senior geospatial information analyst at the Los Alamos National Laboratory. Last year, he served as a visiting fellow at the Center for International Security and Cooperation at Stanford ...

Roberta Cohen is a senior fellow at the Brookings Institution and co-director of its Project on Internal Displacement. She is also Senior Adviser to the Representative of the U.N. Secretary-General on ...

Ulrich Kühn is the director of the Arms Control and Emerging Technologies Program at the University of Hamburg, and a nonresident scholar with the Nuclear Policy Program of the Carnegie Endowment for ...

Doctoral student at Carnegie Mellon, is senior consulting scientist.

Murphy is the head of climate prediction at the Met Office, the official center for climate change research in Britain. There, he leads more than 20 scientists who work on ensemble climate prediction, ...