Geologist Discovers Human Internal Clock After 63 Days Underground
TL;DR Summary
Michel Siffre's 63-day underground experiment revealed that humans have an internal clock that can operate independently of external cues, significantly advancing the field of chronobiology and influencing studies on sleep, health, and space travel.
Topics:health#chronobiology#circadian-rhythm#internal-clock#michel-siffre#science#underground-experiment
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