More brains!

Yesterday I blogged about my new article in the Times about a new theory of consciousness. Today my latest column about the brain is posted at Discover’s web site. I take a look this month at space. One of the most fascinating ways the brain can go awry is known as spatial neglect, in which people simply ignore part of the world around them. (These drawings were made by people suffering from one form of spatial neglect.)

In my column, I look at recent research that uses these kinds of failings to figure out how we build our perception of space in the first place. Check it out!

[Image: Nature]

Originally published September 22, 2010. Copyright 2010 Carl Zimmer.

In today’s New York Times, I profile the neuroscientist Giulio Tononi, who has been obsessed since childhood with building a theory of consciousness–a theory that could let him measure the level of consciousness with a number, just as doctors measure temperature and blood pressure with numbers.

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