The authoritative guide to ensuring science and technology make life on Earth better, not worse.

Princeton University

Nuclear danger is growing. Physicists of the world, unite!

By Curtis T. Asplund, Zia Mian, Stewart Prager, Frank von Hippel | Nuclear Weapons

Excerpt from Albert Einstein letter, Emergency Committee of Atomic Scientists, December 1946

Physicists mobilize to reduce the nuclear threat. Again.

By Stewart Prager, Steve Fetter, Alexander Glaser, Zia Mian, Frank von Hippel | Nuclear Risk, Nuclear Weapons