02/07/2025

Why Snow Has That Crisp, Clean Smell

woman jumping in a beautiful snowing landscape
Credit: Shutterstock

If you know snow, you might know that it has a particular smell to it. It has to do with where you are and how cold it is. It may even involve the memory parts of your brain. 

Producer Rasha Aridi talks with Host Flora Lichtman about the science behind that snowy smell, featuring Dr. Johan Lundström, snow aficionado and professor of psychology at the Karolinska Institute in Stockholm, Sweden.


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Segment Guests

Johan Lundström

Dr. Johan Lundström is a professor of psychology at the Karolinska Institute in Stockholm, Sweden.

Segment Transcript

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Meet the Producers and Host

About Rasha Aridi

Rasha Aridi is a producer for Science Friday and the inaugural Outrider/Burroughs Wellcome Fund Fellow. She loves stories about weird critters, science adventures, and the intersection of science and history.

About Flora Lichtman

Flora Lichtman is a host of Science Friday. In a previous life, she lived on a research ship where apertivi were served on the top deck, hoisted there via pulley by the ship’s chef.

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