Most of us have experienced the eerie feeling of déjà vu – the sudden, surprising feeling that an event we are going through at the moment has happened exactly this way before.  One study revealed that Déjà vu is experienced by more than 70 percent of people at some point.  .While scientists and psychiatrists insist there are neurological explanations for these phenomena, others wonder if these strange feelings could be vague, fleeting memories of past lives? .