Life

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We summarize the week's scientific breakthroughs every Thursday.

More Stories in Life

  1. Health & Medicine

    Your skin chemistry may affect which mosquitoes most want to bite you 

    Three species preferred different people based on their skin odor and bacteria. The findings could help make new microbe-based repellants.

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  2. Animals

    Monkeys hunt small animals when fruit is scarce

    Capuchins hunt and eat small vertebrates more often as plant foods wane. The behavior may help us learn more about humans’ early dietary evolution.

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  3. Paleontology

    Once upon a time, insects had 24 legs

    A many-legged oddball from long ago helps fill a major gap in the fossil record — and hints at how insects ended up with just six legs.

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  4. Neuroscience

    How memories may survive hibernation

    Hibernating mice rapidly lost and regrew half of the connections in their memory centers, while key connection hubs survived.

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  5. Health & Medicine

    Less sugar early in life might decrease dementia risk

    Children exposed to World War II sugar rationing had lower dementia and Alzheimer’s risk decades later, data suggest.

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  6. Animals

    Heat therapy for sick frogs lowers sperm levels

    Scientists often use thermal treatment to combat fatal fungal infection in frogs, but it may come at a cost.

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  7. Neuroscience

    Personalized brain stimulation can ease chronic pain

    A week-long brain mapping session can lead to lasting relief, a case series of three pain patients shows.

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  8. Neuroscience

    Motor neurons don’t just move muscles. They may direct that motion too

    A fruit fly study shows motor neurons do more than relay commands: They send signals back to the brain and organize movement sequences.

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  9. Plants

    Plants under attack leave behind a surprising call for backup

    Bacteria may build a memory of herbivore attack in the soil and coax new plants to attract wasps to rein in destructive pests.

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