Humans

  1. Health & Medicine

    Food allergies can trigger stress and anxiety

    From peanut-free lunch tables to unsympathetic relatives, food allergies can cause considerable stress for a kid. As they transition toward independence, parents and counselors can help.

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  2. Health & Medicine

    Explainer: What are allergies?

    Sometimes the body’s immune system works too well, like a smoke alarm that blares every time you cook pizza. The results can range from uncomfortable to potentially life-threatening.

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  3. Humans

    Testing the power of touch

    We pet dogs with our fingers, not our arms or backs. Our fingers are more sensitive to touch. But how do we know? Here's how you can test that.

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  4. Science & Society

    Study links racism with signs of depression in Black teens

    Among teens, just two weeks of frequent racial discrimination was enough to worsen signs of possible depression, a new study finds.

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  5. Health & Medicine

    Your most urgent questions about the new coronavirus

    Researchers have more questions than answers right now about 2019-nCoV. They’re racing to understand and stop the coronavirus and the health crisis it poses.

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  6. Health & Medicine

    The many challenges of corralling a coronavirus outbreak

    The Chinese government has quarantined millions of people in hopes of limiting spread of a new coronavirus. But no one yet knows how much this will help.

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  7. Health & Medicine

    Explainer: What is a coronavirus?

    Coronaviruses are a diverse family of disease-causing agents. Some cause the common cold. Newer ones have emerged to pose more serious threats to people.

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  8. Health & Medicine

    Serious virus emerges in China and is spreading globally

    A new viral infection emerged in December 2019 among people in Wuhan, China. The mystery illness has already killed at least 17 people and sickened many hundreds.

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  9. Brain

    Scientists’ brains shrank after a long stay in Antarctica

    The isolation of a long-term mission at an Antarctic research station shrunk part of crew members’ brains, a small study suggests.

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  10. Microbes

    Globetrotting microbes in airplane sewage may spread antibiotic resistance

    Along with harder-to-kill microbes, airplane sewage contains a diverse set of the genes that let bacteria evade antibiotics.

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  11. Archaeology

    Ancient Egyptian mummy tattoos come to light

    A range of markings discovered on female mummies are challenging ideas about tattoo traditions in ancient Egypt.

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  12. Tech

    Viewing virtual reality of icy landscapes may relieve pain

    Traveling to polar vistas via virtual reality eased a temporary burning in the viewers’ skin. The same VR also lessened simulated chronic pain.

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