Humans

  1. vial and box of AstraZeneca’s COVID-19 vaccine
    Health & Medicine

    AstraZeneca’s COVID-19 vaccine isn’t tied to blood clots, experts say

    Multiple countries suspended use of AstraZeneca’s COVID-19 vaccine because of concerns about blood clots, but health authorities say the shot is safe.

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  2. researcher holding wrinkle-lipped bat by wings
    Health & Medicine

    We still don’t know for sure where the coronavirus came from. Here’s why

    A year into the pandemic, we know the virus probably came from bats, but how and why it leaped to humans are still unknown.

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  3. medical staff taking covid test samples from people at a hospital in Denmark
    Health & Medicine

    Coronavirus reinfections appear rare, especially in people younger than 65

    Previous infections provide 80 percent protection in younger people and 47 percent in those over 65. Vaccines might help boost immunity further.

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  4. a composite image of a person in a wheelchair progressing to walking with a walker
    Health & Medicine

    50 years ago, researchers treated chronic pain with electricity

    In 1971, doctors eased chronic pain by sending electrical impulses to the spinal cord. Fifty years later, improved techniques help paralyzed people walk.

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  5. beach in the Andaman Island
    Health & Medicine

    A deadly fungus behind hospital outbreaks was found in nature for the first time

    Learning where the fungus Candida auris thrives in nature could help reveal why this yeast is dangerous to humans.

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  6. man receiving an Ebola vaccination in Guinea
    Health & Medicine

    The latest Ebola outbreak may have started with someone infected years ago

    Rather than stemming from a virus that jumped from an animal to a person, this outbreak might have originated from someone who had a dormant virus.

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  7. medical staff transporting a patient at a hospital in Rome
    Health & Medicine

    Some COVID-19 survivors face another foe: PTSD

    The rate of post-traumatic stress disorder among survivors of severe COVID-19 is comparable to the rate among survivors of some natural disasters.

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  8. archaeological structures from ancient city of Çatalhöyük
    Archaeology

    A tour of ‘Four Lost Cities’ reveals modern ties to ancient people

    In the book 'Four Lost Cities,' author Annalee Newitz uses cities of the past to show what might happen to cities in the future.

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  9. person getting vaccinated at mass vaccination site
    Health & Medicine

    The COVID-19 pandemic is now a year old. What have scientists learned?

    As we enter the pandemic’s second year, researchers share what they’ve learned and what they look forward to.

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  10. bones of a man and woman with artifacts in a bronze age grave
    Anthropology

    Riches in a Bronze Age grave suggest it holds a queen

    Researchers have long assumed mostly men ran ancient Bronze Age societies, but the find points to a female ruler in Spain 3,700 years ago.

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  11. image of a Sars-CoV-2 particle
    Health & Medicine

    A year ago, we asked 6 questions about COVID-19. Here’s how the answers evolved

    A year after launching our Coronavirus Update newsletter, we revisit the first topics we wrote about.

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  12. a pile of shelled peanuts
    Health & Medicine

    An experimental toothpaste aims to treat peanut allergy

    By rolling an immune therapy into a toothbrushing routine, a company hopes to show its product can help build and maintain tolerance to allergens.

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