Humans

  1. Animals

    Mysterious kunga is the oldest known human-bred hybrid animal

    People bred these animals — part donkey, part wild ass — some 4,500 years ago, probably for use in fighting wars.

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  2. Brain

    Nodding off may turn your creativity on

    In an experiment, people who fell into a shallow sleep were more likely than non-sleepers or deep sleepers to discover a sly math trick.

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  3. Humans

    Explainer: How loud is too loud?

    Loud sounds, be it music or noise, might seem like no big deal at the time. But permanent damage can occur without noticeable warning signs.

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  4. Psychology

    We all imagine being friends with celebrities. Is that a bad thing?

    One-sided relationships with celebrities and fictional characters are normal. They also can boost self-esteem and empathy.

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  5. Psychology

    To excel at basketball, it’s mind over matter

    Get your head in the game. Top basketball coaches value psychological traits more than physical ones when recruiting players, says a new study.

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  6. Health & Medicine

    Let’s learn about snot

    For humans, snot plays a key role in fighting off diseases. Other animals have found different uses for the slimy stuff.

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  7. Humans

    Snap! High-speed video captures the physics of snapping fingers

    Inspired by the infamous snap of the Avengers rival Thanos, scientists set out to investigate the physics behind finger-snapping.

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  8. Archaeology

    Vikings were in North America 1,000 years ago

    Wooden objects provide the most precise dating yet for a Viking settlement on the coast of Newfoundland in Canada.

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  9. Humans

    Genetics show humans likely trace back to Africa

    Our history began looking ever more complex once geneticists revealed our ancestors picked up new DNA as they traveled across time and continents.

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  10. Humans

    The ultimate genealogical search hunts for our earliest ancestors

    The complex search to identify humans’ most distant cousins is long, complex and far from straightforward. It’s also far from over.

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  11. Psychology

    Discriminatory policing takes a toll on teens and tweens

    Black teens and tweens are several times more likely than white youths their age to be harmed by police.

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  12. Humans

    Want to improve your reading skills? You might just need more space

    A simple change by publishers and Web designers could help kids — both with and without dyslexia — read faster and better.

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