How Ghosts Could Be Real

Let me ask you a serious question.

Do you believe in ghosts?

Before I continue, let me put my proverbial cards on the table and say that I do not believe in ghosts, certainly not in the sense that they are the wandering souls of the departed. Last night, however, I found myself thinking that perhaps there is a logical explanation, other than “it’s your imagination,” for the existence of ghosts…