FAS

JASON on the Reliable Replacement Warhead

10.01.07 | 1 min read | Text by Steven Aftergood

There are significant uncertainties associated with the design of the Reliable Replacement Warhead, the proposed new nuclear weapon, according to the JASON defense science advisory panel.

The unclassified executive summary (pdf) of the new JASON report, first reported by Walter Pincus in the Washington Post on September 30, is here.

Related background is available in “Nuclear Weapons: The Reliable Replacement Warhead Program” (pdf), Congressional Research Service, updated September 18, 2007.

publications
See all publications
State & Local Innovation
Report
Before Breaking Ground: A Local Government Guide to Better Data Center Policy and Community Benefits

This report serves as a landscape assessment and toolbox from which local governments can negotiate an informed position when it comes to the levers available to them and includes a first-of-its kind analysis of eight executed community benefits agreements.

09.10.26 | 42 min read
read more
Government Capacity
Blog
Federal Data Help Communities Prepare for, Respond to, and Recover from Hurricanes. Data Terminations Will Make Them More Deadly.

When a hurricane hits, it’s all hands on deck – that goes for federal data, too. Pulling back from our investments in timely, accurate, and accessible public data will only make us less prepared and put us all at greater risk.

09.08.26 | 5 min read
read more
Government Capacity
Blog
The Public Health Cost of Eliminating Race and Ethnicity Data

This is bigger than a singular elimination of race and ethnicity questions. It could accelerate the second wave of widespread reductions to demographic data, leaving public health officials with even less information to deliver better health outcomes for all Americans. 

09.04.26 | 6 min read
read more
Emerging Technology
Blog
How AI’s Soft Law Sandcastles Can Become Hard Law Skyscrapers

Soft law was never meant to be a permanent solution. Treating it as one, and letting the sandcastle stand in for the skyscraper indefinitely, is how we end up with a decade of voluntary commitments and no enforceable accountability to show for it.

09.03.26 | 10 min read
read more