Note: The initial NNSA release showed an incorrect graph that did not accurately depict the size of the stockpile for the period 2012-2023. The corrected graph is shown above. [UPDATED VERSION] The Federation of American Scientists applauds the United States … Read more
Key takeaways Raising the energy state of an atom’s nucleus using a laser, or exciting it, would enable development of the most accurate atomic clocks ever to exist. This has been hard to do because electrons, which surround the nucleus, … Read more
Australia would need “many decades” to develop the regulations and skills to operate a nuclear power plant, and the experience gained at the existing Lucas Heights facility won’t help much, according to New South Wales’ chief scientist and engineer. Hugh … Read more
Emily Matchar Innovation Correspondent West Virginia’s opulent Greenbrier resort has been a playground for princes and politicians since its opening in 1778. Nestled in the Allegheny Mountain town of White Sulphur Springs, the Greenbrier has expanded over the centuries, growing … Read more
The shipping industry has been trying to cut its carbon emissions for years, and with little to show for it. Nearly all of the world’s ship fleet still runs on diesel fuel, with about a quarter of new ships on … Read more
Providing energy for a global economy in which billions of people in developing countries aspire to a lifestyle similar to that of Europe, North America, and East Asia is one of the most daunting challenges of the 21st century. Even … Read more
What does it cost to build nuclear power? Nuclear plant construction is often characterized as exhibiting “negative learning.” That is, instead of getting better at building plants over time, we’re getting worse. Plants have gotten radically more expensive, even as … Read more
The long-term energy crisis provoked by the war in Ukraine has been economically destructive to the entire world—Europe faces the prospect of deindustrialization, coal factories have been turned back on, countries in the Global South have been priced out of … Read more
Did the U.S. Air Force suffer a nuclear weapons accident at Volkel Air Base? Did the U.S. Air Force suffer a nuclear weapons accident at an airbase in Europe a few years back? [Update: After USAFE and LANL initially declined … Read more
A. Nuclear explosion scenario We simulated a nuclear blast explosion of a 750 kT atomic warhead. This detonation is a typical upper range value of a multiple independently targetable reentry vehicle (MIRV), for example, the RS-28 Sarmat (Satan II).1111. A. … Read more