Michel Siffre, 85, dies; explored mental effects of temporary isolation in caves
Michel Siffre, recognized as a pioneer of chronobiology, which delves into the response of our biological clocks to time, has died at the age of 85. He is celebrated for his groundbreaking self-experiments in isolated caves that have greatly improved our understanding of human circadian rhythms. In the cold autumn of 1962, a crowd of onlookers surrounded a small opening in the Maritime Alps, marking the border between France and Italy. Michel Siffre, a compact and resilient geologist, emerged from the depths of this opening after spending 63 days isolated in a cave to study the effects of such confinement…
