According to polls, 70 percent of Americans believe in life after death. This program investigates that possibility and provides astonishing testimony from those who claim to have had out-of-body experiences, including one man who "died" for 32 minutes. Religious and scientific theories are examined by experts on both sides. Laboratory studies attempt to provide rational explanations, as subjects are neurologically stimulated and share common visions of dark tunnels with beckoning light sources. Are these euphoric, culturally determined hallucinations triggered by endorphins released under stress, or proof of an afterlife? This is a fascinating intellectual and spiritual foray into a controversial and elusive topic. (51 minutes)