How cold can things get?

How cold can things get?You might think that winter is cold enough, until you compare it with absolute zero, the coldest possible temperature. Absolute zero is -273ºC or -460ºF.

Nothing can get colder than this temperature. The reason is that everything has to lose heat energy to get colder. At absolute zero, an object has no heat energy left, so it can’t get any colder.

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