nuclear weapons

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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Tucson Peace Fair and Music Festival

February 1, 2023

PSR Arizona will be tabling at the festival – stop by to learn about electrification, climate change and nuclear weapons.

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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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The World ‘Failed to Address the Urgency of the Moment’

September 1, 2022

Summer Ends with Bad News, Good News, Worrisome News Officials in Ukraine are handing out potassium iodide to residents living within range of the Zaporizhzhia Nuclear Power Plant, which sits…

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The Nightmare of Nuclear Testing Lives On

July 26, 2022

A new ICAN website, Nuclear Test Impacts, is a comprehensive global resource on America’s rush for nuclear dominance.

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Defuse Nuclear War: Honoring and Learning from the NYC Nuclear War Protest of 1982

June 6, 2022

Virtual Event Sunday, June 12 1 p.m. Arizona time Registration link In June 1982, a million people gathered in New York’s Central Park to protest the nuclear arms race. At…

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