During their lifetime most people have heard about and most likely experienced déjà vu at some point. Have you ever heard of or experienced jamais vu or presque vu? Presque vu is more common than déjà vu (and when I explain it you will agree it has happened to you countless times), however jamais vu is much less common than the other two. Today we will discuss what these three situations, whose names originated from the French language, what they are and how they can come into play during a science based paranormal investigation.