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Has The Human Life Span Hit The Ceiling?

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The long lifespan of the Greenland shark, shown here in the cold, deep waters of the Uummannaq Fjord, may only be surpassed by that of the ocean quahog, a clam known to live as long as 507 years. Julius Nielsen/Science hide caption

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Julius Nielsen/Science

Talk About An Ancient Mariner! Greenland Shark Is At Least 272 Years Old

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A distinct version of the Mediterranean diet is followed on the Blue Zone island of Ikaria, Greece. It emphasizes olive oil, vegetables, beans, fruit, moderate amounts of alcohol and low quantities of meat and dairy products. Gianluca Colla/Courtesy of Blue Zones hide caption

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Gianluca Colla/Courtesy of Blue Zones

Regular nut consumers had about a 20 percent reduction in all-cause mortality, including lower death rates from heart disease and cancer, a study found. iStockphoto hide caption

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iStockphoto

Nuts For Longevity: Daily Handful Is Linked To Longer Life

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A mural in an ancient tomb in China shows a troupe of eunuchs. How long did they live? Wikimedia Commons hide caption

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Wikimedia Commons

A rhesus monkey eats watermelon, provided by zookeepers, at the Kamla Nehru Zoological Gardens in India in May 2012. Sam Panthaky/AFP/Getty Images hide caption

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Sam Panthaky/AFP/Getty Images

Subtracting Calories May Not Add Years To Life

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