Humans

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We summarize the week's scientific breakthroughs every Thursday.

  1. Health & Medicine

    Is the coronavirus mutating? Yes. But here’s why you don’t need to panic

    Some studies claim there are new strains of the coronavirus, but lab experiments are needed to see if mutations are changing how it infects cells.

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  2. Neuroscience

    How coronavirus stress may scramble our brains

    The pandemic has made clear thinking a real struggle. But researchers say knowing how stress affects the brain can help people cope.

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  3. Health & Medicine

    Politics aside, hydroxychloroquine could (maybe) help fight COVID-19

    Hydroxychloroquine may help prevent COVID-19, or it may not. Studies are under way to find out. Meanwhile, here’s what we know.

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  4. Health & Medicine

    There are two versions of the coronavirus. One’s not more dangerous than the other

    Factors such as a person’s age and white blood cell counts matter more for disease severity when it comes to COVID-19, a study finds.

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  5. Health & Medicine

    As we wait for a vaccine, here’s a snapshot of potential COVID-19 treatments

    Though a vaccine remains the ultimate goal, researchers are on the hunt for new ways to treat COVID-19.

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  6. Genetics

    The oldest genetic link between Asians and Native Americans was found in Siberia

    DNA from a fragment of a 14,000-year-old tooth suggests that Native Americans have widespread Asian ancestry.

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  7. Humans

    Births in the United States have dropped to a 34-year low

    Recessions can influence the birth rate, but births haven’t rebounded yet since the country’s last economic downturn in the late 2000s.

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  8. Health & Medicine

    New data suggest people aren’t getting reinfected with the coronavirus

    People who recover from COVID-19 but later test positive again for the coronavirus don’t carry infectious virus, a study finds.

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  9. Health & Medicine

    Indoor, high-intensity fitness classes may help spread the coronavirus

    As more U.S. states reopen and people return to public life, dance fitness classes in South Korea tell a cautionary tale.

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  10. Health & Medicine

    Moderna’s COVID-19 vaccine stimulates an immune response in people

    An mRNA vaccine triggers the immune system to make as many virus-blocking antibodies as in people who have recovered from COVID-19, early data show.

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  11. Science & Society

    Past plagues offer lessons for society after the coronavirus pandemic

    Starting with the Roman Empire, societies have often dealt resiliently with deadly pandemics.

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  12. Health & Medicine

    T cells may help COVID-19 patients — and people never exposed to the virus

    Researchers found certain immune cells that help the body fight off an infection in the blood of people who recovered from a coronavirus infection.

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