Nuclear Weapons

What’s the role of nuclear weapons in today’s changing security landscape—and how can we reduce their risks?


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We Must Urgently Build an Inclusive Science Advocacy Movement

On March 4, 1969, the Union of Concerned Scientists held its first public event at MIT. On that day, UCS founders staged a teach-in with the goal of disrupting teaching and research to give way to a different kind of teaching—reflecting on the misuse of scientific knowledge and protesting the atrocities that the US government perpetrated against the Vietnamese people during the Vietnam War.

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Iran's Fordo underground uranium enrichment facility, located north of the city of Qom. Google Earth

Ask a Scientist: Iran and the Bomb: Some Factors to Consider

, senior writer

The Iranian government just announced that it has resumed enriching uranium up to 20 percent at its Fordo nuclear facility, potentially moving the country closer to being able to build a nuclear bomb. Read more >

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Airman 1st Class Braydon Williams/US Air Force

Ask an Expert: Congress Plans to Spend Billions on Dangerous, Unnecessary Nuclear Weapons

, senior writer

This week is the 75th anniversary of the US bombing of Hiroshima and Nagasaki, the only time nuclear bombs have been used in a conflict—and one could only hope the last time. To commemorate the anniversary, I thought it would be appropriate to devote this column to taking a hard look at current US nuclear weapons policy, and to do that, I had a chat with our new Global Security Program Washington representative, Kevin Davis Read more >

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A Pivotal Moment in US-Russian Arms Control

Daniel Puentes, Ph.D. candidate and Chelsie Boodoo, Ph.D. student, , UCS

Nuclear weapons have plagued the international security environment since the first atomic weapon was successfully detonated at the Trinity test site in July 1945. Today, the situation has grown more complicated as arms control agreements and treaties are dismantled in an “America First” attitude adopted by the current administration. Read more >

U.S. Air Force photo/Staff Sgt. Kamaile O. Long
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10 Things That the Scholarly Community Can Do to Stand in Solidarity

Acknowledge the history. Revise your work. Refuse to be complicit. Read more >

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