Echolocation is second nature to animals such as bats and dolphins. Can humans also find their way using sound as a tool? Ian Waldie/Getty Images hide caption

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'Batman' Style: How We Can See With Sound, Too
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Johnson with her fellow researcher and sometimes husband, William Masters. The pair helped legitimize the study of human sexuality. AP hide caption

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Uncovering the Mystery of J.K. Rowling's Latest Novel
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MERS Virus Update
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Phil Mickelson Takes a Swing at Science
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What's It Take To Become A Polar Explorer?
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Are Earth's Deepest Caves The Last Frontier?
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Don't Blame Your Lousy Night's Sleep On The Moon — Yet
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The next time you are in an office cafeteria, notice who sits next to whom at lunch. Jose Pelaez/Corbis hide caption

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Being In The Minority Can Cost You And Your Company
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It's busy down there: a gut bacterium splits into two, becoming two new cells. Centre For Infections/Science Photo Library/Corbis hide caption

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Staying Healthy May Mean Learning To Love Our Microbiomes
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DIY Summer Hacks, From the Pool to the Grill
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