What is the coldest thing in the world?

The coldest material in the world isn’t in Antarctica. They are not at the top of Mount Everest or buried in a glacier.

They are in physics labs. Clouds of gases held just a fraction of degree above absolute zero. That’s 395 million times colder than your refrigerator, 100 million times colder than liquid nitrogen, and 4 million times colder than outer space.

Watch this video to know the coldest thing in the world!

Source: https://bit.ly/1Z71F2p


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