Life

  1. Animals

    One big animal family

    A new study takes a close look at you and your dog’s ancient relative.

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  2. Animals

    News Detective: Emily’s Tiger Safari

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  3. Brain

    Rats’ caffeine brain boost

    A new experiment shows how rodent brains respond to the drug.

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  4. Brain

    What a dream looks like

    Brain scans show the brain’s activity during a dream.

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  5. Animals

    Churk: Not for Thanksgiving

    Here’s what happens when livestock breeders cross a chicken and a turkey

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  6. Animals

    The secret songs of giant beavers

    Scientists discover a noisemaking chamber in the extinct animal’s skull.

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  7. Animals

    Snake blood boosts mouse heart

    Scientists find that a mouse’s heart swells in the presence of python blood.

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  8. Fossils

    Dino teeth tell a traveling tale

    Dental evidence from sauropods suggests the mighty beasts migrated for food.

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  9. Brain

    The ups and downs of a teenage brain

    New research shows IQ, brain can change during adolescence.

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  10. Animals

    Tiny earthworms’ big impact

    Invasive earthworms change North American landscapes, for better or worse.

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  11. Brain

    The brain looks at the bright side of things

    Scientists find good news changes people’s predictions more than bad news.

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  12. Humans

    Old bones ignite fresh debate

    Scientists try to understand how 2 million-year-old fossils fit among ancient species.

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