We are so used to power that we forget that it isn’t even a century old. In 1925, only half of all US homes had electricity. Without it, nothing would be possible today. The light in your room, the refrigerator, store signs, and credit cards: they all need electricity to run. So, how did people live without it? Did our cities lie in complete darkness?

Learn more about your ad choices. Visit megaphone.fm/adchoices