The Doomsday Clock is an internationally recognized design that conveys how close we are to destroying our civilization with dangerous technologies of our own making. First and foremost among these are nuclear weapons, but the dangers include climate-changing technologies, emerging... Read More
Evidence is mounting that spent high-burnup fuel poses little-studied challenges to the temporary used-fuel storage plans now in place and to any eventual arrangement for a long-term storage repository.
Japan, China, and South Korea want to reprocess spent nuclear fuel to produce plutonium-based civilian reactor fuels. This could start a nuclear explosive materials arms race in East Asia—something the United States has been all too quiet about.
Renowned graphic designer Michael Bierut has called the Bulletin’s Doomsday Clock the most powerful piece of information design of the 20th century, and last week’s Clock announcement showed its impact to have continued—and grown—well into the 21st.
Lynn EdenRobert RosnerRod EwingLawrence M. KraussSivan KarthaThomas R. PickeringRaymond T. PierrehumbertRamamurti RajaramanJennifer SimsRichard C. J. SomervilleSharon SquassoniDavid Titley
In keeping the hands of the Doomsday Clock at three minutes to midnight, the members of the Bulletin of the Atomic Scientists Science and Security Board mean to make a clear statement: The world situation remains highly threatening to humanity, and decisive action to reduce the danger posed by nuclear weapons and climate change is urgently required.
In a welcome but little-noticed development, the United States recently encouraged fellow members of the Biological Weapons Convention to take a deeper interest in “tacit knowledge,” a key determinant of bioweapons development, but one that nonproliferation efforts have largely ignored.