In the early phases of deep sleep, and during short daytime naps, which consist of pure non-REM sleep, people
report vivid hallucinations that are shorter, more static and more thoughtlike than the dreams that occur during REM sleep.
The Waorani Indians smoke the mixture to counteract hallucinogenic yage intoxication — it is one of the most powerful hallucinogens known and apparently the Waorani believe that chiles have the power to counter
the vivid hallucinations.
These brain scans show that when the parietal lobes go quiet, portions of the right temporal lobe — some of the same portions that Penfield showed produced feelings of excessive religiosity, out - of - body experiences, and
vivid hallucinations — become more active.
Penfield, one of the giants of modern neuroscience, discovered that stimulating the brain's right temporal lobe — located just above the ear — with a mild electric current produced out - of - body experiences, heavenly music,
vivid hallucinations, and the kind of panoramic memories associated with the life review part of the near - death experience.
«Patients who consume this stuff often have
vivid hallucinations and become seriously delirious,» says Harvard Medical School toxicologist Alan Woolf.
«Strange Waves» features artwork spanning the gamut of psychedelic experiences from alternate realities and out of body experiences to lucid dream states and
vivid hallucinations.