Today, you’ll learn about an ancient diagnostic tool getting an AI upgrade, the world’s slipperiest surface, and some insight into the minds of everyone who loves this show!  

Healthy Tongue

• “Eyes may be the window to your soul, but the tongue mirrors your health.” University of South Australia. 2023.  
• “Ancient tongue diagnosis for the 21st century dental hygienist.” by Kathryn Gilliam. 2023.  
• “Analysis of Tongue Color-Associated Features among Patients with PCR-Confirmed COVID-19 Infection in Ukraine.” by Liudmyla Horzov. 2021. 

Slippery Surface

• “Droplet slipperiness despite surface heterogeneity at molecular scale.” by Sakari Lepikko, et al. 2023.  
• “Slippery Science: Crafting the World’s Most Water-Repellent Surface.” by Aalto University. 2023.  

Curious for Answers

• “Curiosity evolves as information unfolds.” by Abigail Hsiung, et al. 2023.  
• “Unraveling Curiosity: Why We Savor the Suspense and Shun Spoilers.” Neuroscience.com. 2023.  

Follow Curiosity Daily on your favorite podcast app to get smarter with Calli and Nate — for free! Still curious? Get exclusive science shows, nature documentaries, and more real-life entertainment on discovery+! Go to https://discoveryplus.com/curiosity to start your 7-day free trial. discovery+ is currently only available for US subscribers.

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