A cold record at German lab — only 38 trillionths of a degree above absolute zero!

Scientists at the University of Bremen have managed to cool one hundred thousand rubidium atoms to a record low temperature. To do so, they had to drop them from a tower more than a hundred meters high.

A cold record at German lab. Only 38 trillionths of a degree above absolute zero — [Photo by Aleksandr Slobodianyk, Pexels]

From a physical point of view, heat is a measure of the speed at which molecules move. Cooling is nothing more than slowing…

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Dark Energy Articles

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