http://www.tallahassee.com/mld/tallahassee…on/12776299.htm
Interesting story.
MADISON, Wis. - (KRT) - As we slip into deep sleep, higher regions of our brains take a vacation from each other, disconnecting so much that consciousness is snuffed out and a once highly integrated organ becomes separated, according to a groundbreaking experiment by University of Wisconsin-Madison researchers.
read it all. Fascinating stuff.