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More than 100 years ago, Golgi staining on nerve cells opened the gates to modern neuroscience. Scientists recently developed the Technicolor version of Golgi staining, Brainbow, allowing more detailed reconstructions of brain circuits. AFP/Getty Images hide caption

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AFP/Getty Images

A worker stands on top of a storage bin on July 27, 2011, at a drilling operation in Claysville, Pa. The dust is from powder mixed with water for hydraulic fracturing. Keith Srakocic/AP hide caption

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Keith Srakocic/AP

A new study from the Centers for Disease Control and Prevention finds no link between the number of vaccinations a young child receives and the risk of developing autism spectrum disorders. Jeff J. Mitchell/Getty Images hide caption

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Jeff J. Mitchell/Getty Images

Jim Fallon's work analyzing the brains of psychopaths lead to a surprising personal discovery. Michael Brands/TED / Michael Brands hide caption

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Michael Brands/TED / Michael Brands

What Does The Mind Of A Killer Look Like?

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