Can knowledge of how our ancestors slept truly lead us to a life of more natural—and healthy —sleeping patterns? Authors on the Internet have been exploring that possibility, writing a spate of recent ...

What segmented sleep actually looked like Reconstructing a typical night in a preindustrial household, historians and sleep scientists describe a rhythm that feels surprisingly structured. People ...

At first I dreaded having to investigate the history of sleep. Human slumber appeared impervious to time and place, stubbornly immune to the element of change animating most works of history. My own ...