Science This Ancient Technology Is Helping Millions Stay Cool July 10, 20240 Cheap, low-energy evaporative cooling devices are keeping water, food, people, and even whole buildings cool across India. source:https://www.wired.com/story/evaporative-cooling-devices-coolant-clay-matka-mitticool-india-heat-wave/ Post navigation Previous Article How to Build a Hurricane-Proof House Next Article Grab this expert-led Windows PowerShell training for $15