Campaign Update

Background on President Biden at the G7 Summit in Hiroshima

May 19, 2023

Analysis and background from PSR National’s Martin Fleck.

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Trick Question: Can Nuclear Reactors Explode?

May 6, 2023

What the difference is between a nuclear reactor and a nuclear bomb? At the most fundamental level, no difference: both get their energy from nuclear fission.

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The Fuel that Powered Fat Man and Little Boy

March 7, 2023

Professor John Warnock explains the bombs used in Hiroshima and Nagasaki.

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What Did Oppenheimer Say After the First Atomic Test?

January 25, 2023

Welcome to the first in a series of columns about the people, places, issues, and, in general, darkly captivating history of the Nuclear Age, as written by John P. Warnock.

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What “You Might Want to Know” About Nuclear Weapons, Starting at the Beginning

January 18, 2023

PSR Arizona is pleased to announce that award-winning author and English professor emeritus at the University of Arizona, John P. Warnock, will be sharing his amazing collection of writings on the history of the atomic and nuclear arms race with us in a twice-monthly column.

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Doomsday Clock Ticks into 2023 

January 18, 2023

The Bulletin of the Atomic Scientists is hosting a live virtual news conference at 10:00 a.m. EST/ 8 a. m. MT on Tuesday, January 24, 2023, to announce whether the…

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We Depend on You

December 7, 2022

We Need You to Help Us Protect Human Life As we anticipate what’s to come in 2023, let’s take time to consider what PSR and PSR-Arizona accomplished in 2022 toward…

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Action Alert: Inching Closer to Catastrophe

October 25, 2022

The Risk of Nuclear Detonation ‘Has Not Been This High Since the Cuban Missile Crisis’ — Reach Out to President Biden NOW

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Your Help Is Needed to Face Down the ‘Dirty Deal’

September 23, 2022

Call to Action Against the ‘Dirty Deal’ Sen. Manchin’s ‘Permitting Reform Bill’ Is Hitting a Wall of Protests, from Members of Both Parties and 100s of Environmental Justice Organizations —…

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PSR Joins WHO, 200 Health Groups in Call for a Fossil Fuel Non-Proliferation Treaty

September 16, 2022

The World Health Organization and over 200 health associations worldwide—including PSR and its chapters—are urging world governments to agree to a legally binding, global fossil fuel non-proliferation treaty.

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