Chemistry

More Stories in Chemistry

  1. Chemistry

    New recycling technologies could keep more plastic out of landfills

    Recycling plastics is really hard — especially into useful materials. But new chemical tricks could make recycling easier.

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  2. Chemistry

    Explainer: What are chemical bonds?

    When various particles, atoms, ions or molecules come together to form a substance, they are held together with chemical bonds.

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  3. Chemistry

    Level up your demonstration: Make it an experiment

    What’s the difference between a demonstration and an experiment? Questions, measurements and many, many replications.

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  4. Chemistry

    Let’s learn about acids and bases

    Acids give away particles with positive charge. Bases accept positively charged particles. They are both critical for chemical reactions.

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  5. Chemistry

    Extreme pressure? Diamonds can take it

    Diamond retains its structure even at extreme pressures, which could reveal how carbon behaves in the cores of some exoplanets.

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  6. Physics

    Scientists Say: Piezoelectric

    Piezoelectric materials produce an electric voltage when they are bent or squished. This can let us harvest electricity from movement.

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  7. Chemistry

    A new catalyst turns greenhouse gas into jet fuel

    The catalyst is an improvement over its predecessors. Made of cheap materials like iron, it produces jet fuel in a single step.

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  8. Health & Medicine

    Let’s learn about taste

    Taste tells us what’s good to eat, but scientists are still learning about how it works.

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  9. Chemistry

    Scientists Say: Molecule

    A molecule is a group of atoms linked with chemical bonds. It’s the smallest particle of a substance that has all of its chemical properties.

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