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Happy Valentine's day from the scorpions at NPR Short Wave! Richard Newstead/Getty Images hide caption
Happy Valentine's Day from Short Wave! We've got something special for the holiday, Maddie and Emily exchange the gift of science facts - from the process of farming and fermenting cacao to the courtship rituals of scorpions and loggerhead shrikes.
Email the show at shortwave@npr.org.
This episode was fact-checked by Rasha Aridi, and edited by Viet Le. Patrick Murray provided engineering help.
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