
Scientists Must Rise in Defense of Democracy
Now is the moment to act so that we never have to experience an authoritarian version of the U.S.
Lynn R. Sykes is Higgins Professor Emeritus of Earth and Environmental Sciences at Columbia University.

Scientists Must Rise in Defense of Democracy
Now is the moment to act so that we never have to experience an authoritarian version of the U.S.

The Yields of Soviet Strategic Weapons
They have been generally overestimated. Recalculated yield estimates of Soviet weapon tests indicate that U.S.S.R. compliance with treaty limits has restrained its development of strategic nuclear warheads

The Verification of a Comprehensive Nuclear Test Ban
Networks of seismic instruments could monitor a total test ban with high reliability. Even small clandestine explosions could be identified even If extreme measures were taken to evade detection