Neuroscience

  1. nerve cells
    Life

    Alzheimer’s targets brain cells that help people stay awake

    Nerve cells in the brain that are tied to wakefulness are destroyed in people with Alzheimer’s, a finding that may refocus dementia research.

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  2. football players
    Humans

    Even without concussions, just one football season may damage players’ brains

    A group of college football players underwent brain scans after a season of play. The results suggest the sport could impact neural signaling.

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  3. plants
    Neuroscience

    Plants don’t have feelings and aren’t conscious, a biologist argues

    The rise of the field of “plant neurobiology” has this scientist and his colleagues pushing back.

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  4. mimic poison frog
    Neuroscience

    A frog study may point to where parenting begins in the brain

    Two brain regions, including one active in mammal parents, lit up with activity in both male and female poison frogs when caring for their tadpoles.

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  5. Akkermansia bacteria
    Neuroscience

    Boosting a gut bacterium helps mice fight an ALS-like disease

    Gut bacteria may alter ALS symptoms for good or ill.

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  6. lab mouse
    Health & Medicine

    Manipulating nerve cells makes mice ‘see’ something that’s not there

    Using optogenetics to stimulate about 20 nerve cells causes mice to perceive nonexistent vertical or horizontal lines.

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  7. praying mantis
    Health & Medicine

    Tiny glasses help reveal how praying mantises can see in 3-D

    Newfound nerve cells in praying mantises help detect different views that each of the insects’ eyes sees, a mismatch that creates depth perception.

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  8. fish brain activity
    Neuroscience

    Both fish and humans have REM-like sleep

    Sleeping zebrafish have brain and body activity similar to snoozing mammals, suggesting that sleep evolved at least 450 million years ago.

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  9. brain scan
    Neuroscience

    A 100-hour MRI scan captured the most detailed look yet at a whole human brain

    Researchers report ultraprecise imaging of a postmortem human brain.

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  10. Planetary Science

    Readers wanted to know about asteroids, lithium batteries and more

    Readers had questions and comments about asteroids, lithium batteries, and pyroclastic flows.

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  11. T cells
    Health & Medicine

    Rogue immune cells can infiltrate old brains

    Killer T cells get into older brains where they may make mischief, a study in mice and postmortem human brain tissue finds.

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  12. robots
    Neuroscience

    This brain region may be why some robots send chills down your spine

    Scientists may have traced the source of the “uncanny valley” sensation in the brain.

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