Chemistry

  1. Chemistry

    Scientists Say: Pigment

    From fruits to fur to fine art, many materials get their colors from compounds called pigments.

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  2. Physics

    Scientists Say: Proton

    These positively charged particles are important building blocks in atoms.

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  3. Chemistry

    Simple process destroys toxic and widespread ‘forever’ pollutants

    Ultraviolet light, sulfite and iodide break down these PFAS molecules faster and more thoroughly than other methods.

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  4. Materials Science

    Let’s learn about diamond

    Diamond is born under extreme heat and pressure inside Earth and elsewhere in the universe.

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  5. 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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  6. Chemistry

    Let’s learn about cellulose

    The world’s most abundant natural polymer is finding all kinds of new uses, in everything from ice cream to construction.

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  7. 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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  8. Chemistry

    Cellulose may keep ice cream from turning gritty in your freezer

    Adding nanocrystals extracted from wood avoids the growth of ice crystals, keeping your treat smooth and creamy.

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  9. Environment

    Ponds made to control floods can spew climate-warming gases, study finds

    Younger stormwater ponds can release more carbon in gases than they absorb, a study finds. That could aggravate global warming.

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  10. Materials Science

    New cloth cools you when you’re hot, warms you when you’re cold

    Scientists 3-D printed the new fabric, which has even more tricks up its sleeve — such as conducting electricity and resisting radio waves.

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  11. Animals

    The scent of queen ‘murder hornets’ can lure males into traps

    Traps baited with compounds found in the mating pheromone of hornet queens attracted thousands of males.

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  12. Chemistry

    Scientists Say: Inorganic

    Inorganic molecules include salts, minerals and other compounds that lack organics’ carbon-hydrogen bonds.

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