Physicists can use bright, hot lasers to slow atoms down so much that they measure -459 degrees Fahrenheit.
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
Have you ever felt a piercing pain in your head when you eat something cold?
April 23, 2020 • ~4 min
Tags: brain pain blood curious-kids curious-kids-us cold oxygen ice-cream blood-vessels
Leaving your coat at home on a cold winter day doesn't automatically mean you're going to get sick. But it could make you more susceptible to germs.
Feb. 20, 2020 • ~4 min
Tags: influenza immune-system viruses winter-weather quick-reads sick curious-kids curious-kids-us colds rhinovirus temperature germs cold cold-weather sickness
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