JON CHASE:'Nuclear weapons, nuclear power stations 'and life-saving medical techniques, all use radioactivity. JON CHASE:'But what is it? 'Elements hold the key. JON CHASE:'Every element is defined by ...
Back in 2007, physicists at the GSI heavy ion accelerator in Darmstadt, Germany, made a puzzling discovery. These guys were measuring the radioactive decay rates of praseodymium and promethium nuclei ...
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