Matter and Its Interactions

More Stories in Matter and Its Interactions

  1. Chemistry

    Explainer: Ions and radicals in our world

    When atoms get an electric charge, they act very differently. Now called ions, these are behind many aspects of chemistry, including acids and batteries.

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  2. Chemistry

    Explainer: What is an electrode?

    An electrode’s name depends on the circumstances. Confused? It may help to consider which electrochemical reaction is natural — and which is not.

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  3. Chemistry

    Lots of makeup may contain potentially harmful ‘forever chemicals’

    Hints of PFAS compounds have turned up in about half of tested makeup products. Waterproof mascaras and lipsticks were very likely to contain them.

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  4. Physics

    Nuclear clocks are nearly here

    More precise clocks could improve technologies such as GPS and help scientists test major ideas in science.

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  5. Chemistry

    Father-son bond inspires sweets that model the shapes of molecules

    These bite-sized gummy candies could spark interest in the world of chemistry, especially among students who can’t see.

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  6. Tech

    Sleep-friendlier lighting is on the way

    Chemists have created a new glowing material for LEDs. It should lessen how much near-bedtime lighting impairs your ability to nod off.

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  7. Tech

    Mantis shrimp inspires somersaults of new soft robot

    Its rolling acrobatics allow this robot to move especially swiftly — much as a fictional new Disney character can.

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  8. Chemistry

    Scientists Say: Bond

    In chemistry, this attachment between atoms forms because of the power of attraction. Chemical bonds make up every solid object on Earth.

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  9. Planets

    The Perseverance rover split CO2 on Mars to make breathable air

    This oxygen-making experiment shows that astronauts could one day make air to breathe and to help fuel their ride back home.

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