Example image of eyePlorer eyePlorer map for 'Form constant': Altered state of consciousness Hallucination Pattern 1926 in science Heinrich Klüver Mescaline Peyote Qualia Colorfulness Checkerboard Hexagonal lattice Lattice (group) Spider web Spiral Triangle Ernst Haeckel Kunstformen der Natur Near death experience Synesthesia Crystal gazing Dizziness Drug Epilepsy Fever Functional electrical stimulation Hypnagogia Hypoglycemia Intoxication Photostimulation Psychosis Sensory deprivation Stress (biology) Syphilis Threshold consciousness Phosphene Fractal Michael Moorcock Migraine Visual perception Divination Intuition (knowledge) Moiré pattern Paper marbling Psychedelic art Tessellation Op art Susan Blackmore Richard Cytowic The Man Who Tasted Shapes Wednesday Is Indigo Blue
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