The Tennessean: Arnold Burger and fellow Fisk University researchers have just made it easier for Homeland Security agents to tell the difference between a dirty bomb and a banana.Fruit, such as a banana contains potassium, which can give off the same radiation signature as plutonium.The Fisk researchers, in partnership with Radiation Monitoring Devices Inc, and Lawrence Livermore and Oak Ridge National Laboratories, have developed a cheaper, easy-to-produce, new type of radiation-detecting crystal that is more accurate than most of the devices on the market.The group has just won an R&D 100 magazine award, given to the 100 cleverest inventions of the year for their work.
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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