Humans

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We summarize the week's scientific breakthroughs every Thursday.

  1. Humans

    Genetic tweaks built humans’ bigger brains

    Genetic tweaks may make human brains big.

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  2. Life

    Sexual conflict in mosquitoes may have worsened spread of malaria

    Sexual conflict in Anopheles mosquitoes may have intensified their power to fuel human malaria.

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  3. Health & Medicine

    Additives that keep foods fresh may sour in the gut

    Additives called emulsifiers that are used in ice cream and other foods weaken the intestines’ defenses against bacteria, causing inflammation in mice.

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  4. Health & Medicine

    Community protection against measles jeopardized

    ‘Herd immunity’ to measles may be threatened by low vaccination rates in some parts of the United States.

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  5. Health & Medicine

    Why stress doesn’t just stay in your head

    Chronic stress may start in the brain, but new research reveals that its influences on the body roam far and wide.

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  6. Health & Medicine

    Stem cells from wisdom teeth could help repair corneas

    A study points to a potential new treatment for corneal blindness: Stem cells extracted from pulp from pulled wisdom teeth.

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  7. Health & Medicine

    For athletes, antioxidant pills may not help performance

    Supplements of vitamins C, E and other antioxidants may blunt the positive effects of exercise training.

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  8. Health & Medicine

    Early peanut exposure can reduce likelihood of allergy

    In many infants at risk of developing a peanut allergy, early and steady exposure to peanut butter prevents it, a new study finds.

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  9. Ecosystems

    Bubonic plague was a serial visitor in European Middle Ages

    Outbreaks of Black Death in medieval Europe may have been triggered by faraway weather patterns and hungry gerbils.

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  10. Science & Society

    ‘This Idea Must Die’ singles out scientific theories ready for retirement

    Researchers and writers weigh in on theories getting in the way of scientific progress in this collection of essays.

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  11. Health & Medicine

    Six ways to beat chronic stress

    Counseling, mindfulness training and purposeful social contact may counteract the effects of chronic stress.

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  12. Health & Medicine

    Chronic stress can wreak havoc on the body

    Scientists are shedding light on all the ways that chronic stress can boost inflammation and lead to serious health problems.

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