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Planet Earth

The Mysteries of Anesthesia

The LoomBy Carl ZimmerMarch 17, 2009 9:36 AM

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I've only been put under general anesthesia once in my life, and ever since I've wondered what exactly happened to me during those lost hours. It turns out nobody really knows. But if they ever find out, they may get a little closer to solving the riddle of consciousness. That's the subject of my newest brain column for Discover. Check it out.

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