Bulletin of Atomic Scientists: I had intended to write this month’s column about a talk given by Tom D’Agostino, head of the National Nuclear Security Administration (NNSA), on his plans to reorganize the nuclear weapons complex for the twenty-first century. Instead, I’m writing about why I wasn’t allowed to hear D’Agostino’s talk.
An ultracold atomic gas can sync into a single quantum state. Researchers uncovered a speed limit for the process that has implications for quantum computing and the evolution of the early universe.
January 09, 2026 02:51 PM
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