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. Hosted on Acast. See acast.com/privacy for more information.