Monday, January 21, 2008

The Science of Sleep (why scientists are still in the dark)

We spend a third of our lives asleep, yet no one really knows why. We do know that people simply don't perform as well when they don't sleep enough...

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Bow-and-Arrow Technology at Fa-Hien Lena 48000 years ago

 The research conducted at Fa-Hien Lena cave revealed an extensive osseous (bone) toolkit. The archaeologists identified 130 bone projectile...