
OpinionJanuary 28, 2020
An Unanswered Question at the Heart of the U.S.’s Nuclear Arsenal
Nobody knows how long the plutonium “pits” in the cores of bombs last, and the answer could cost—or save—billions
Stephen Young is the Washington representative for the Global Security Program at the Union of Concerned Scientists.

An Unanswered Question at the Heart of the U.S.’s Nuclear Arsenal
Nobody knows how long the plutonium “pits” in the cores of bombs last, and the answer could cost—or save—billions