Astronauts, mountaineers, divers and prisoners of war – all these people inexplicably survived traumatic events only to tell strikingly similar stories: each felt a mysterious presence that guided them to safety in their time of greatest peril. Do guardian angels really exist? Historian John Geiger believes that the human brain may flip an “angel switch”. He calls it “Third Man Factor“. „Science of Angels“ reveals how scientists are breaking down the barrier between science and the supernatural.