NPR: With US help, Kazakhstan has successfully transferred 100 tons of weapons-grade plutonium and uranium—enough to make 800 nuclear bombs—from a cold warera nuclear power station on the shores of the Caspian Sea to a secret location 2500 km inland. As NPR’s Mike Shuster reports, plans for the transfer began in the mid 1990s when US weapons experts visited the power station and realized just how much Pu and U was stored there.
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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