National Geographic | Hyperactive Brain May Create "Near Death" Visions National Geographic Can a new study lay the basis for the scientific understanding of mystical-sounding near-death recollections, filled with vivid light and vibrant meetings with deceased loved ones? When researchers recorded and analyzed electroencephalograms (EEGs) of ... Surge of brain activity may explain near-death experiences Electrical Signatures of Consciousness in the Dying Brain Study unveils clue to 'near-death experience' mystery |