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Greg O'Brien (left), with Colleen, Mary Catherine, Conor, and Brendan O'Brien, has been grappling with Alzheimer's disease for the last five years. Courtesy Greg O'Brien hide caption

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Courtesy Greg O'Brien

After Alzheimer's Diagnosis, 'The Stripping Away Of My Identity'

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Football rules, uniforms, helmets and protective gear have changed a lot over the years. Keystone-France/Gamma-Keystone via Getty Images hide caption

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Keystone-France/Gamma-Keystone via Getty Images

Why Do We Love Football So Much? Theater Tackles Tough Questions

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Think of human relationships as entanglements. How do they bind you; how do they reveal who you really are? Daniel Horowitz for NPR hide caption

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Daniel Horowitz for NPR

By Impersonating Her Mom, A Comedian Grows Closer To Her

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Augustine Goba (right) heads the laboratory at Kenema Government Hospital in Sierra Leone. He and colleagues analyzed the viral genetics in blood samples from 78 Ebola patients early in the epidemic. Stephen Gire/AP hide caption

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Stephen Gire/AP

Could This Virus Be Good For You?

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Genetically modified rice plants are shown in a lab in 2006. A new report from Pew Research shows a wide gap between perceptions of safety of GM foods between scientists and the general public. Rich Pedroncelli/AP hide caption

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Rich Pedroncelli/AP

Environmental groups cited Wendy's as "Poor" in the area of packaging sustainability. One reason is that the chain still uses black plastic bowls, which cannot be recycled. Lynne Sladky/AP hide caption

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Lynne Sladky/AP

Companies Wanting Immediate Sales Should Pass On Super Bowl Ads

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Nobel Prize-winning physicist Charles Townes was single-minded about a lot of things, colleagues say. And also a very nice guy. Julian Wasser/The LIFE Images Collection/Getty hide caption

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Julian Wasser/The LIFE Images Collection/Getty

Charles Townes, Laser Pioneer, Black Hole Discoverer, Dies At 99

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A couple of male, genetically modified Aedes aegypti mosquitoes take flight. Dr Derric Nimmo/Oxitec hide caption

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Dr Derric Nimmo/Oxitec

Florida Health Officials Hope To Test GMO Mosquitoes This Spring

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Can you find Australia and Canada? The cartogram scales each country's geographic area by its population. (Click through to see a high-resolution map.) Original work courtesy of Paul Breding. Copyright 2005, ODTMaps.com, Amherst, MA. Adapted by Reddit user TeaDranks hide caption

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Original work courtesy of Paul Breding. Copyright 2005, ODTMaps.com, Amherst, MA. Adapted by Reddit user TeaDranks

Research into how the human brain develops helps explain why teens have trouble controlling impulses. Leigh Wells/Ikon Images/Corbis hide caption

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Leigh Wells/Ikon Images/Corbis

Why Teens Are Impulsive, Addiction-Prone And Should Protect Their Brains

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