Hydrogen and helium separate at pressures and temperatures found within the gas giant Jupiter’s marbled exterior is pretty familiar territory, but it’s still not clear what happens far below the cloud ...

Chan and graduate student Eun-Seong Kim made this discovery by using an apparatus that allowed them to compress helium-4 gas into a sponge-like glass disk with miniature atomic-scale pores a solid ...

The war in Iran has taken almost a third of the world’s helium off the market, moving supply of the critical material from a ...