Humans

  1. Tech

    Teen-designed tech could expand access for people with disabilities

    Several inventors at the 2022 Regeneron ISEF competition offered creative solutions that translate sign language and help blind people navigate.

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  2. Brain

    Warning! Nicotine poses special risks to teens

    Even a single dose of nicotine during early teen years can start a life-long cycle of nicotine use and addiction.

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  3. Chemistry

    Reusable plastic bottles release hundreds of pollutants into water

    Data show the plastic ends up tainting drinking water. For now, scientists don’t know what health risks downing these pollutants might pose.

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  4. Health & Medicine

    Patches and robotic pills may one day replace injections

    Instead of a shot in the arm, a light-activated patch or robotic pill may one day deliver your medicine.

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  5. Health & Medicine

    Your bloodstream may be littered with the plastic you’ve eaten

    For the first time, scientists have found plastic particles circulating in human blood. No one yet knows whether those polluting bits might pose a risk to health.

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  6. Health & Medicine

    Like bloodhounds, worms are sniffing out human cancers

    Scents emitted by diseased cells may usher in a new era of safe, low-cost screening tests for cancer and other illnesses.

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  7. Psychology

    Prevention programs can help reduce teen dating violence

    Teen dating violence has many forms and affects an estimated one-third of teens. New studies explore what programs may help prevent this harm.

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  8. Psychology

    Five tips to consider when dating goes wrong

    When dating is more hurtful than loving, it may be time to ask if there may be big trouble — and harm — ahead.

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  9. Psychology

    Lying won’t stretch your nose, but it will steal some brainpower

    The science of lying shows that most people don’t lie often. But when they do, it takes a surprising toll on their brains.

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  10. Animals

    Scientists Say: Migration

    Migration involves the movement of animals or people from one place to another.

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  11. Health & Medicine

    In an emergency, you may want to see Dr. Dog

    Emergency room visits by therapy dogs can reduce pain, anxiety and depression in patients waiting for care, a new study finds.

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  12. Environment

    We all unknowingly eat plastic, which may host toxic pollutants

    In the environment, plastics attract all types of toxic chemicals. If ingested, new data show, chemicals on those plastic bits may harm the gut.

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