Lymphomaniacal

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Solid, liquid, gas and… Superfluid?

One moment it’s trapped in a container like water, then it’s flowing uphill, or escaping through tiny pores it couldn’t previously navigate.

Strange things happen when you cool Helium to within a few degrees of absolute zero - it loses all viscosity and literally no longer experiences friction.

This video is two mind-bending minutes on a truly cool state of matter - superfluidity.