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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

Somewhere Over The Brainbow: The Journey To Map the Human Brain

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Studying Rocks Found On Earth For Clues About Space

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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

Sand From Fracking Could Pose Lung Disease Risk To Workers

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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

Number Of Early Childhood Vaccines Not Linked To Autism

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Tiny DNA Switches Aim To Revolutionize 'Cellular' Computing

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Jonathan Wilker holds up a group of oysters from a tank in his lab at Purdue University. Rebecca Davis/NPR hide caption

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Why A Hoosier State Scientist Is Stuck On Oysters

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Thousands of "fairy circles" dot the landscape of the NamibRand Nature Reserve in Namibia. Why these barren circles appear in grassland areas has puzzled scientists for years. N. Juergens/AAAS/Science hide caption

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N. Juergens/AAAS/Science

What's Behind The 'Fairy Circles' That Dot West Africa?

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People who are socially isolated may be at a greater risk of dying sooner, a British study suggests. But do Facebook friends count? How about texting? iStockphoto.com hide caption

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iStockphoto.com

Maybe Isolation, Not Loneliness, Shortens Life

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Women's Health: More Than 'Bikini Medicine'

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Same-sex marriage advocates protest outside the county clerk's office in San Francisco on Feb. 14. Justin Sullivan/Getty Images hide caption

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Justin Sullivan/Getty Images

Shift In Gay Marriage Support Mirrors A Changing America

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Future Robot's FURo robot acts as a host. Innorobo.com hide caption

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Innorobo.com

Four Robots That Are Learning To Serve You

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Fans in the mosh pit during the performance of Liturgy at the 2012 Pitchfork Music Festival in Union Park, Chicago, on July 14, 2012. Roger Kisby/Getty Images hide caption

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Roger Kisby/Getty Images

Mosh Pit Math: Physicists Analyze Rowdy Crowd

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What Is The Effect Of Asking Americans To Think About The Greater Good?

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Social worker Nuria Casulleres shows a portrait of Audrey Hepburn to elderly men during a memory activity at the Cuidem La Memoria elderly home in Barcelona, Spain, last August. The home specializes in Alzheimer's patients. David Ramos/Getty Images hide caption

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David Ramos/Getty Images

Alzheimer's 'Epidemic' Now A Deadlier Threat To Elderly

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