Campaign Update

Memorial Day Reminder to Honor the Downwinders

May 25, 2024

What Is the Hold Up?  RECA Renewal Countdown Begins Earlier this month, Martin Fleck, PSR’s Nuclear Weapons Abolition Program Director, urged us to remember the plight of the Downwinders, whose…

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Compensation Begins: A look back at the beginnings of RECA

May 23, 2024

Passed by the Senate in March, bi-partisan supporters of the Radiation Exposure Compensation Act (RECA) are pushing hard to get the House to vote on its fate before June 7,…

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Staying Safe and Cool with PSR Arizona’s ‘Building Resilient Neighborhoods’

April 29, 2024

For more than a decade, PSR Arizona’s Building Resilient Neighborhoods (BRN) has kept Tucsonans safe from the heat through both Zoom and in-person workshops. Two-to-three hours in length, with workbooks…

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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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