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Macaques are social animals, whether in a group enclosure like this one at the Gelsenkircen zoo in western Germany, or in the wild. But many research monkeys are still housed in separate cages. Patrik Stollarz/AFP/Getty Images hide caption

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Patrik Stollarz/AFP/Getty Images

Scientists Push To House More Lab Monkeys In Pairs

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Dogs may not wash their paws compulsively, but some humans and canines have similar genetic mutations that may influence obsessive behavior. Ute Grabowsky/Photothek via Getty Images hide caption

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Ute Grabowsky/Photothek via Getty Images
MCKIBILLO/Getty Images/Imagezoo

Sleep Scientist Warns Against Walking Through Life 'In An Underslept State'

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She's not tuning in, she's tuning inward — letting go of stress, or at least trying to, with a mindfulness app on her phone. Photo Illustration by Carolyn Rogers/NPR hide caption

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Photo Illustration by Carolyn Rogers/NPR

Mindfulness Apps Aim To Help People Disconnect From Stress

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Elizabeth Loftus on the TED stage James Duncan Davidson/TED hide caption

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James Duncan Davidson/TED

Elizabeth Loftus: How Can Our Memories Be Manipulated?

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The Mechanics Behind Yellowstone's Old Faithful

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A panel of experts has recommended that the Food and Drug Administration approve a treatment developed by Spark Therapeutics for a rare form of blindness. Spark Therapeutics hide caption

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Spark Therapeutics

FDA Panel Endorses Gene Therapy For A Form Of Childhood Blindness

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Roughly 80 percent of all first strokes arise from risks that people can influence with behavioral changes, doctors say — risks like high blood pressure, smoking and drug abuse. Brenda Muller/Gallo Images/Getty Images hide caption

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Brenda Muller/Gallo Images/Getty Images
Joel Addams/Getty Images/Aurora Creative

Researchers Explore Pornography's Effect On Long-Term Relationships

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Nobel Prize In Chemistry Awarded To Researchers Who Improved 'Imaging Of Biomolecules'

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Kerri De Nies plays with her son, Gregory Mac Phee at their home in San Diego. Gregory tested positive for adrenoleukodystrophy, a rare brain disorder that affects 1 in about 18,000 babies. Roughly 30 percent of boys with the genetic mutation go on to develop the most serious form of the disease. Anna Gorman/KHN hide caption

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Anna Gorman/KHN

Parents Lobby States To Expand Newborn Screening Test For Rare Brain Disorder

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An illustration provided by the Royal Swedish Academy of Sciences shows the dramatic gain in resolution that came with the development of cryo-electron microscopy. What had been seen as blobs can now be distinguished as proteins in atomic resolution. Martin Hogbom/Royal Swedish Academy of Sciences hide caption

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Martin Hogbom/Royal Swedish Academy of Sciences

Chemistry Nobel Prize Awarded For Advances In Cell Imaging

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Alzheimer's disease causes atrophy of brain tissue. The discovery that lymph vessels near the brain's surface help remove waste suggests glitches in the lymph system might be involved in Alzheimer's and a variety of other brain diseases. Alfred Pasieka/Science Source hide caption

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Alfred Pasieka/Science Source

Brain's Link To Immune System Might Help Explain Alzheimer's

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Left to Right: Rainer Weiss, Barry Barish and Kip Thorne, who won the Nobel Physics Prize 2017 for gravitational waves, the Royal Swedish Academy of Sciences announced October 3, 2017 in Stockholm. Molly Riley/AFP/Getty Images hide caption

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Molly Riley/AFP/Getty Images

3 Americans Win 2017 Nobel Prize In Physics

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3 Americans Win Nobel In Medicine For Circadian Rhythm Research

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Chris Tuan tested conductive concrete on a 150-foot bridge near Lincoln, Neb., where he says it successfully de-iced the surface. University of Nebraska-Lincoln University Communications hide caption

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University of Nebraska-Lincoln University Communications