Trepanation is an ancient surgical procedure and we've found the millennia-aged skulls to prove it - each punctured and gouged to relieve inner-pressure and inner-madness. But is such cranial perforation truly a relic of a primitive age or do modern trepanation advocates have a point in their quest to free the brain's heartbeat from its prison of bone? Tune in to this classic STBYM episode of to find out.
Heartbeat in the Brain, Hole in the Skull
Image Caption: Skull showing the trepanation practiced by the Pre-Inca Paracas Civilization, 6th Century B.C.E. Lima, Museo Nacional De Antropologia, Arqueologia Y Historia (Anthropology, Archaeology And History Museum) (DeAgostini/Getty Images)
Hole in the Head (video)
Pineal Optics: My Third Eye (podcast)
Image Information: A lithograph depicting trepanation performed by a first century Peruvian physician, from a portfolio by Robert Thom illustrating the history of medicine. (© Blue Lantern Studio/Corbis)