Have you ever wondered what happens to spent bullet casings? I bet no one would dare pick up bullet casings in the middle of a battlefield in fear of getting shot. In controlled environments like a firing range, however, you can do it. There, the collected empty casings are sold as scrap or reloaded into…

Last time we checked in with YouTube’s King of Random (AKA Grant Thompson), he was teaching his 3-million YouTube subscribers how to create a backyard foundry for melting down recycled aluminum cans for use in other projects. Well, the self-described “Mad Scientist” is at it again and this time, he’s teaching those who have followed…

When it comes to YouTube stars who want to bless the world with their obscure (but usable!) knowledge, Grant Thompson (AKA The King of Random) ranks up there among the best of them. Initially inspired to produce videos as a way to give back to the tutorial-rich YouTube community, his YouTube channel now includes over…