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 ...

Most of us sleep the same way. Collapse into bed in the late evening, then spend the next 8 hours -- if we're lucky -- dreaming and snoring until the alarm rings. But that's not how everyone does it.

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 ...