Philippe Matthews Show Guru Advice, Author Reviews, Tech Reviews, Entertainment News

The idea of drugs tunneling their way through the brain, worms to the mind’s apple, is a frequent metaphor I hear. I wrote on the topic for Discovery’s Curiosity and resurfaced it to prepare material for drug education talks with high schoolers.

Ever wonder what is really motivating you to hit "retweet," "like," or "share"?

In the March issue of Scientific American Carl Schoonover, author of Portraits of the Mind: Visualizing the Brain from Antiquity to the 21st Century , describes a new computer-modeling technique that allows researchers to zoom in on the smallest components of the active brain in 3-D. To accompany the story, we've collected images from his recent book , which describes the tools that scientists have used to observe the nervous system from the second century to the present.