Why Do We Have To Sleep?

Transcript

[MUSIC] [MUSIC] For many of us, the worst moment of every day goes something like this… [ALARM CLOCK NOISE] That noise marks our daily return from the mysterious world that we call sleep. We spend a third of our lives asleep, yet, other than the odd snapshot of a dream here and there, most of us have no idea what happens after we close our eyes. Lu... Read More