Discovering brain's wiring diagram


With new techniques scientists hope to eventually uncover the wiring diagram of the brain, which contains about 100 billion neurons and synapses. Incidentally, the only creature whose brain is mapped is a microscopic worm, and back in the 70s it took a decade to map and earned the cartographers a nobel prize.
http://www.technologyreview.com/Biotech/19731/page2/