Nowadays, pretty much everyone knows that nuclear weapons are incredibly dangerous -- but, not too long ago, military leaders saw these things as shiny new toys. Sure, they spent a lot of time trying to make bombs bigger. But they also spent a lot of time trying to make bombs smaller. They wanted something small enough for troops to physically carry into the battlefield, evading enemy lines and creating targeted explosions. In today's episode, Ben, Noel, and Max dive into the ridiculous history of 'backpack bombs' and learn how, along with their obvious drawbacks, these devices also had a terrifying habit of going missing.