Sometimes I just have to get an idea out and this is one I’ve talked about at lectures for years and still have never really seen anyone else talk about it. When discussing “ghosts” I often hear people say, “It’s all in your head” to which I respond, “Right! Everything is in my head!”So let’s get on with it shall we? Millions of people, for thousands of years, have made the claim that they’ve seen what could be called a “ghost”. Over the years I’ve read and heard countless variations on the stories and each time I wonder to myself, “Where are people seeing ghosts?” My question has little to…