What Is Special About Absolute Zero That Makes It Impossible?

The lowest ever temperature recorded outside of laboratories is 1 Kelvin.

Hemanth
Street Science
Published in
7 min readDec 30, 2021

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An image of Bose-Einstein condensate to demonstrate what happens close to absolute zero
Bose-Einstein Condensate (Image from Wikimedia Commons)

Absolute zero is the scientific term used to define the lower limit of temperature (temperature has no upper limit). In other words, it is theoretically the lowest temperature possible for any substance. This is done by extrapolating the…

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