From New Scientist, a look at how chaos drives the brain. Insect colonies offer insight into the mysterious conversations of neurons, illuminating how billions of individual brain cells work in concert to make a single decision. Understanding human thought processes puts a different spin on everything from global financial meltdowns to fighter pilot errors. Did an ice age boost human brain size? Your brain faces an enormous challenge: what is the best story that can be constructed about the outside world? Your brain on the Internet: What does the ubiquitous availability of digital text mean for the human brain as it processes ever-increasingly amounts of information? The Joys of Brain Scrubbing: The advantages of memory deletion in a collectively omniscient world. Your brain in drive: What happens when an older

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