It's another physicode with Dr. Bryan Gillis! Bryan heard the food episode recently and wanted to chime in with a physics perspective on why your brain needs energy. Sure, there are obvious biological reasons, but also, speaking more universally, there's a reason why computing information requires energy. It involves entropy! Come learn about it!   Are you an expert in something and want to be on the show? Apply here! Please please pretty please support the show on patreon! You get ad free episodes, early episodes, and other bonus content!