On February 13, 1972, Michel Siffre climbed into a cave in southwest Texas. It would be six months before he saw daylight again. Siffre was a French scientist and a pioneer in chronobiology, which is the study of biological rhythms. The most well-known of these biological rhythms is the circadian rhythm, which controls the human … Continue reading How to Get Better Sleep: The Beginner’s Guide to Overcoming Sleep Deprivation