A global helium shortage has doctors worried about one of the natural gas’s most essential uses: MRIs. An MRI can’t function without some 2,000 litres of ultra-cold liquid helium keeping its magnets cool enough to work. But helium is running low, leaving hospitals wondering how to plan for a future with a much scarcer supply.
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See AllResearchers from China and Austria have made strides in studying how helium atoms react when exposed to very intense light, specifically...
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