Articles sur Helium

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A butterfly’s wing viewed through an optical microscope (left) and the scanning helium microscope (right). University of Newcastle

New helium microscope reveals startling details without frying the sample

A new scanning helium microscope offers the potential for capturing images with finer resolution than optical microscopes, but without damaging samples as with electron microscopes.
The gas we’ve taken for granted is in increasingly limited supply. 【Kelly D Photography】

Helium rationing, a looming crisis – and a sinking feeling

Helium demand is rapidly outpacing supply, cheap helium is gone forever and rationing is inevitable. More disturbingly is that a global helium supply crisis is looming this year. The fact is that the US…
Many of us love helium balloons but we need to find and conserve more for use in MRI scanners. PA/Matthew Fearn

We’ll all be worse off when the helium balloon pops

Helium is God’s gift to humankind. It’s particularly fantastic for science and medicine and has allowed us to make an enormous number of fundamental advances. We use it for a whole vast array of things…

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