A New Way to Make Elements

From Physical Review Focus, 21 April 2006

Supernova remnant in Cassiopeia
Image courtesy NASA/CXC/SAO/STScI/JPL-Caltech

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Element factory

New research suggests that antineutrinos unleashed in supernovae such as Cassiopeia A (remnant shown here) can forge rare isotopes that nuclear physicists had been unable to explain.