On the May 3rd episode of the Nature Magazine Podcast, the front page story The Idling Brain is featured. Researchers present evidence that there is a large amount of brain activity going on even while we are asleep or under anesthesia. This is actually rather surprising, as it was previously assumed that the brain was quiescent during unconsciousness.
The full article is current on the newstand, or you can buy it on line. You can also get a full transcript of the podcast. At the very leas,t I recommend subscribing to the Nature Podcast if you haven't already. This week's episode also includes discussion of some research that might have implications in the future for treating Alzheimer's dementia.