Washington Post: “Iran’s government has mastered the critical steps needed to build a nuclear weapon,” writes Joby Warrick for the Washington Post. According to the International Atomic Energy Agency, documents and other records show that a former Soviet weapons scientist and experts in Pakistan and North Korea have provided crucial knowledge and technology. Despite having claimed to cease weapons-related research as of 2003, Iran has apparently continued a secret research program that was more ambitious, more organized, and more successful than commonly suspected. The IAEA is due to release a full report of its findings later this week.
The finding that the Saturnian moon may host layers of icy slush instead of a global ocean could change how planetary scientists think about other icy moons as well.
Modeling the shapes of tree branches, neurons, and blood vessels is a thorny problem, but researchers have just discovered that much of the math has already been done.
January 29, 2026 12:52 PM
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