Table of Contents
We’ve combined science and advocacy for more than fifty years. The results speak for themselves.
Assembled below is a list of recent UCS-driven wins and major milestones, chronicling the many ways we act at the intersection of science and policy. Each success is made possible through the power of our staff, Science Network, activists, and committed members.
Recent wins

Clemens van Lay/Unsplash
Nuclear Security Agency Responds To UCS Scientist's Concerns
After a UCS scientist co-authored an article on the potential for a certain kind of in demand uranium fuel to be used to make nuclear weapons, US nuclear security agency NNSA agreed to sponsor a study on this risk.

Westend61/Getty Images
Millions of Midwesterners Benefit from Milestone Clean Energy Investment
In a move that will boost reliable, inexpensive clean energy and jobs in the region—that UCS has supported in state legislatures and with utility regulators for years—a Midwestern utility has voted to invest billions in its transmission system.

Clean Energy and Environmental Justice Win in Massachusetts
A new MA law—informed by UCS analysis and advocacy, including a coalition of environmental justice groups that has convened for years—will speed the local transition to clean energy, and address the unfair burdens of polluting energy infrastructure.
Major accomplishments
Led Scientists in Protest Against Space Weapons
More than 700 members of the National Academy of Sciences, signed the UCS Appeal to Ban Space Weapons.

Convened Top Scientists to Provide Facts on US Missile Defense
Many of the nation's top scientists, joined UCS to participate in the first-ever scientist-led teleconference

Rallied 100,000 Students for Teach-Ins on Nuclear War Threats
UCS sponsored teach-ins at 150 campuses in 42 states.

zhangyang13576997233/Shutterstock
zhangyang13576997233/Shutterstock
UCS launches work on renewable energy with publication of Energy Strategies: Toward A Solar Future.
UCS launches work on renewable energy.

Photo: Matthew Platt/CC BY-SA (Flickr)
UCS opens an office In Washington, DC.
UCS opens an office In Washington, DC.

Offered a Prescient Warning of Danger at Three Mile Island Nuclear Plant
UCS called upon the US government to shut down the Three Mile Island nuclear power plant.

Reduced the Threat of the Nuclear Arms Race
UCS worked to expose the drawbacks of the Nixon administration's plans for an anti-ballistic missile system.

Photo: Greg Dunlap/CC BY (Flickr)
Alerted Public to Defects of Nuclear Power Cooling Systems
UCS provides independent technical expertise at national hearings that spark widespread concern over nuclear power safety.

Sebastian Ter Berg
UCS begins work on nuclear power safety.
UCS begins work on nuclear power safety.

Organized a Groundbreaking Mobilization of Scientists
Students and faculty at the Massachusetts Institute of Technology organized a day of action to protest the US government’s misuse of science.