What is the slowest thing on Earth?
Physicists can use bright, hot lasers to slow atoms down so much that they measure -459 degrees Fahrenheit.
Katie McCormick, Postdoctoral Scholar of Physics, University of Washington
• conversation
June 22, 2020 • ~6 min
June 22, 2020 • ~6 min
Tags: physics quantum-mechanics laser light photons molecules curious-kids curious-kids-us temperature cold atoms absolute-zero warmblood sloths
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