nuclear weapons

Health and Environmental Impacts of Nuclear Weapons and War

February 17, 2026

This presentation will describe the manifold public health threats posed by: current global programs to expand and modernize these nuclear weapons arsenals; the abrogation of international treaties to reduce the dangers; and areas of heightened great-power confrontation.

“85 Seconds to Midnight”

February 13, 2026

Whitman Wire article quoting Washington PSR Nuclear Weapons Abolition Program Manager Sean Arent.

Deadline Extended! PSR National Emerging Leaders Program

February 11, 2026

PSR National Emerging Leaders program application deadline has been extended to 2/15/26! Learn more and apply here!

40 discuss plan for underground nuclear reactor near Parsons, KS

February 9, 2026

PeaceWorks Kansas City article on recent event featuring PSR Board Member Ann Suellentrop, MSRN.

New START Has Expired: What’s at Stake and What’s Next

February 5, 2026

New START, the last remaining arms control agreement between the U.S. and Russia, has expired. Take Action now.

A New Nuclear Arms Race Could “Spiral” as Last U.S.-Russia Treaty Expires: Dr. Ira Helfand

February 4, 2026

Democracy Now! interview with PSR Past President Ira Helfand, MD on the end of New START.

New signs warning of radioactive materials settle one Rocky Flats controversy — for now

January 29, 2026

Article in The Colorado Sun quoting PSR Colorado’s Deborah Segaloff.

The Doomsday Clock and Nuclear Reality: Our World in Peril

January 28, 2026

Op-ed in Common Dreams by Robert Dodge, MD, PSR-Los Angeles Board Member.

Doomsday Clock 2026: 85 Seconds to Midnight 

January 27, 2026

On January 27th, the Bulletin of the Atomic Scientists announced the 2026 time of their Doomsday Clock. It is now 85 seconds to midnight, four seconds closer than in 2025.

Warning Signs Posting at Rocky Flats Borders by Boulder County and Westminster

January 27, 2026

Yellow Scene Magazine article quoting PSR Colorado’s Dr. Deborah Segaloff.