From Molecules to Organisms: Structures and Processes

  1. Animals

    Scientists Say: Marsupial

    These mammals are known for riding around in a pouch on their mother’s belly, where they continue developing after they’re born.

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  2. Health & Medicine

    Gender-affirming care improves the mental health of transgender youth

    Several states have tried to restrict access to gender-affirming health care for transgender youth. That goes against medical guidelines.

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  3. Health & Medicine

    A single vape session can harm immune cells in the body

    Vaping creates molecules in the body that can attack cells and cause damage.

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  4. Genetics

    Explainer: What is RNA?

    A partner to DNA, cells use this molecule to translate the instructions for making all of the many proteins that your body needs to function.

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  5. Animals

    A spider’s feet hold a hairy, sticky secret

    Their widespread stickiness traces to the shape of hairs on its feet, scientists now find.

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  6. Tech

    A sense of touch could upgrade virtual reality, prosthetics and more

    Scientists and engineers are trying to add touch to online shopping, virtual doctor appointments and artificial limbs.

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  7. Plants

    Well-known wildflower turns out to be a secret meat-eater

    Look closely at Triantha occidentalis, and you’ll see gluey hairs — and a trail of insect corpses on its stem.

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  8. Health & Medicine

    A 2021 Nobel goes for discovering how our body reads touch sensations

    David Julius and Ardem Patapoutian found nerve-cell sensors for temperature, pain and pressure.

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  9. Health & Medicine

    Starting schools later leads to less tardiness, fewer ‘zombies’

    Students attending schools with later start times feel more awake during the day and are less likely to oversleep and be late for class.

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  10. Animals

    Let’s learn about elephants

    Check out five wild facts you may not know about a familiar animal: the elephant.

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  11. Health & Medicine

    Scientists Say: Tonsils

    The tonsils are pads of tissue in the throat that are part of the body’s immune system.

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  12. Tech

    Synthetic trees could tap underground water in arid areas

    They also could also help coastal residents mine fresh water from salty sources.

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