Humans

  1. Health & Medicine

    Why pandemic fatigue and COVID-19 burnout took over in 2022

    As public health guidelines loosened this year, people were left to weigh COVID-19 risks on their own. It was confusing, frustrating and exhausting.

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  2. Health & Medicine

    Brief bursts of activity offer health benefits for people who don’t exercise

    Non-exercisers who had brief bouts of vigorous day-to-day activity saw a reduced risk of death comparable to that of people who exercise regularly.

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  3. Anthropology

    Homo naledi may have lit fires in underground caves at least 236,000 years ago

    Homo naledi may have joined the group of ancient hominids who built controlled fires, presumably for light or warmth, new finds hint.

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  4. Health & Medicine

    50 years ago, a ‘cure’ for intoxication showed promise

    In 1972, vitamin and chemical injections reduced the amount of time that rats fed alcohol spent drunk. The science has yet to pan out for people.

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  5. Health & Medicine

    ‘Forever chemicals’ may pose a bigger risk to our health than scientists thought

    PFAS are linked to obesity, cancers and more. Growing evidence of the chemicals’ risks has prompted new guidance for safe drinking water and consumer testing.

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  6. Health & Medicine

    How researchers are working to fill the gaps in long COVID data

    Collaboration with patients and with researchers from many specialties is key to better understanding long COVID and managing its many symptoms.

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  7. Archaeology

    A spider monkey’s remains tell a story of ancient diplomacy in the Americas

    A 1,700-year-old spider monkey skeleton unearthed at Teotihuacan in Mexico was likely a diplomatic gift from the Maya.

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  8. Health & Medicine

    Pollution mucks up the lungs’ immune defenses over time

    A study of immune tissue in the lungs reports that particulate matter buildup from air pollution may impair respiratory immunity in older adults.

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  9. Health & Medicine

    Got a weird COVID-19 symptom? You’re not alone

    From head to COVID toe, doctors have seen a bevy of bizarre cases.

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  10. Anthropology

    Carvings on Australia’s boab trees reveal a generation’s lost history

    Archaeologists and an Aboriginal family are working together to rediscover a First Nations group’s lost connections to the land.

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  11. Health & Medicine

    Louis Pasteur’s devotion to truth transformed what we know about health and disease

    Two centuries after his birth, Louis Pasteur's work on pasteurization, germ theory and vaccines is as relevant as ever.

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  12. Archaeology

    Some Maya rulers may have taken generations to attract subjects

    Commoners slowly granted authority to kings at the ancient Maya site of Tamarindito, researchers suspect.

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