Chemistry

  1. two-neutrino double electron capture
    Particle Physics

    This is the slowest radioactive decay ever spotted

    Scientists have made the first direct observations of an exotic type of radioactive decay called two-neutrino double electron capture.

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  2. helium hyrdide ion
    Chemistry

    The first type of molecule to form in the universe has been seen in space

    The chemistry of the universe began with helium hydride. Scientists have just seen it in outer space for the first time.

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  3. spider
    Materials Science

    Bacteria can be coaxed into making the toughest kind of spider silk

    Lab-altered bacteria have made a copy of a spider’s strongest silk strands, which could one day be used to make more sturdy materials.

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  4. fentanyl
    Health & Medicine

    A single-dose antidote may help prevent fentanyl overdoses

    Packing overdose medication into nanoparticles could help it better counteract dangerous synthetic opioids.

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  5. green icebergs
    Oceans

    Tiny bits of iron may explain why some icebergs are green

    Scientists originally thought the green hue of some icebergs came from carbon particles. Instead, iron oxides may color the ice.

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  6. uranium on the periodic table
    Chemistry

    Here’s how long the periodic table’s unstable elements last

    Most elements on the periodic table have at least one stable form. But some don’t. Here’s how long those unstable members endure.

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  7. GSI Helmholtz Center for Heavy Ion Research
    Chemistry

    Extreme elements push the boundaries of the periodic table

    The hunt for the next elements on the periodic table might turn up superheavy atoms that flaunt the rules of chemistry.

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  8. Science & Society

    Scientists set sail for the elusive island of stability

    Editor in Chief Nancy Shute discusses the search for the island of stability and the future of the periodic table.

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  9. vinyl flooring
    Chemistry

    Why kids may be at risk from vinyl floors and fire-resistant couches

    Children from homes with all vinyl floors and flame-retardant sofas show higher levels of some synthetic chemicals in their bodies than other kids.

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  10. oil painting
    Chemistry

    Why some Georgia O’Keeffe paintings have ‘art acne’

    Tiny protrusions are from chemical reactions in the paint, say scientists who developed an imaging method that could help curators track the knobs.

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  11. tumor illustration
    Health & Medicine

    A new 3-D printed ‘sponge’ sops up excess chemo drugs

    Researchers have created “sponges” that would absorb excess cancer drugs before they spread through the body and cause negative side effects.

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  12. radiation sign
    Chemistry

    Your phone could reveal your radiation exposure after a nuclear disaster

    Examining personal electronics may help gauge people’s radiation exposure in the event of a nuclear accident or attack.

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