Windows changed architecture long before they became something your neighbor peers through while pretending to check the weather. This episode looks at how civilizations figured out light, airflow, glassmaking, and the surprisingly complicated problem of keeping rain outside while still seeing what is happening in the street. You’ll hear about early window openings in ancient homes, the rise of stained glass in medieval cathedrals, the invention of affordable glass panes, and why old castles sometimes had tiny windows that made everyone miserable but technically harder to invade. Along the way, there’s also the slow evolution toward modern suburban windows that somehow cost more every year while still refusing to open correctly. It’s a calm walk through architecture, engineering, and the everyday object most people only notice when it leaks. It’s steady and consistent, with no whispering and no sudden changes, just enough to give your mind something to follow as you wind down. Happy sleeping! Read with permission from Windows, Wikipedia (https://en.wikipedia.org/wiki/Window), licensed under CC BY-SA 4.0. — Ad-free episodes: icantsleep.supportingcast.fmHave a topic in mind? Request a topic Learn more about your ad choices. Visit megaphone.fm/adchoices Learn more about your ad choices. Visit megaphone.fm/adchoices