Today, you’ll learn about a potentially risky new idea to geoengineer our way out of extreme heat, bad news for fans of artificially sweetened drinks, and an incredible new discovery about butterflies.     Geoengineering    “Dehydrate the stratosphere to curb global warming? Scientists float new risky strategy.” by Paul Voosen. 2024.  “Contributions of Stratospheric Water Vapor to Decadal Changes in the Rate of Global Warming.” by Susan Solomon, et al. 2010.  “Considering intentional stratospheric dehydration for climate benefits.” by Joshua P. Schwarz. 2024.    Artificial Sweeteners    “Artificially sweetened drinks linked to risk of irregular heartbeat, study finds.” by Erum Salam. 2024.  “Sweetened Beverages, GEnetic Susceptibility, and Incident Atrial Fibrillation: A Prospective Cohort Study.” by Ying Sun, et al. 2024.  “Atrial Fibrillation.” CDC. 2022.   Butterfly Mimicry    “Butterflies mimic each other’s flight behaviour to avoid predators.” University of York. 2024.  “Butterfly Mimicry.” by Karin Kjernsmo. 2021.  “Mimicry in viceroy butterflies is dependent on abundance of the model queen butterfly.” by Kathleen L. Prudic, et al. 2019.    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.