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People with standard vision can see millions of distinct colors. But human language categorizes these into a small set of words. In an industrialized culture, most people get by with 11 color words: black,...

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It’s not easy to hold the nation’s attention for long, but three solid weeks of record-smashing hurricanes directly affecting multiple states and at least 20 million people will do it. Clustered...

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Editor’s note: Should someone wearing a badge have the power to relieve a suspected drug dealer of his Maserati on the spot without giving him an opportunity to flee or liquidate and launder his assets?...

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For people who don’t get sleepy until 2 a.m., the buzz of an alarm clock can feel mighty oppressive. Relief may be on the horizon, thanks to the discovery this spring of a genetic mutation that causes...

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A man sporting a Nazi tattoo leaves Emancipation Park in Charlottesville, Virginia on Aug. 12, 2017. Steve Helber/AP Photo Extremism has always been with us, but the internet has allowed ideas that advocate...

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The ghosts of the Vietnam War no doubt hovered over a recently assembled conclave of President Donald Trump’s advisers as they deliberated over the deteriorating situation in Afghanistan. In the Vietnam...

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Music is central to Ken Burns’s new Vietnam War documentary, with an original score accompanied by samples of the era’s most popular musicians, from the Rolling Stones to Bob Dylan. According to USA...

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In August 1965, Morley Safer, a reporter for “CBS News,” accompanied a unit of U.S. marines on a search-and-destroy mission to the Vietnamese village of Cam Ne. Using cigarette lighters and a flamethrower,...

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When Americans think of being at war, they might think of images of their fellow citizens suffering. We count the dead and wounded. We follow veterans on their difficult journey of recovery from physical...

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Even as the floodwaters from Hurricanes Harvey and Irma begin to recede, significant but less obvious health threats remain. The standing water the storms have left behind will almost certainly cause...