"A fidget spinner in space! How long does it spin? I'm not sure, but it's a great way to experiment with Newton's laws of motion," writes the astronaut on Instagram. "Allowing the fidget spinner to float reduces the bearing friction by permitting the rate of the central ring and outer spinner to equalize, and the whole thing spins as a unit."
There you go: astronauts proving once and for all science can be fun.
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"Thank you for captivating kids all over the country! How cool are these astronauts?!" asks one person. "The human somersaulting had my son like 'meh' but the fidget spinner blew his mind," laughs another.
"I didn't know I wanted to see this until I saw it. Love it. Astronauts are cool. So cool," comments one person on the video. "We will forever be the generation that first sent a fidget spinner into space," jokes another. Click for more trending news