Physics

  1. Physics

    Size of a proton? Really small

    But physicists can't agree on one number.

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  2. Chemistry

    Locks to learn

    A new way to probe interactions between pairs of hairs could offer insights into fly-aways and other tonsorial woes.

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  3. Physics

    Light can generate lift

    Researchers create a lightfoil that can push small objects perpendicularly.

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  4. Physics

    Nuclear split surprises

    Physicists spot a new and unexpected type of lopsided fission in the element mercury.

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  5. Physics

    Dissolving a puzzle

    A mathematical analysis shows what it takes to remove rock fast enough to create a cavern.

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  6. Chemistry

    The nitty-gritty of diamond polishing

    Researchers figure out what happens at the atomic scale when jewelers polish the hardest substance known.

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  7. Physics

    Negative temperature, infinitely hot

    Physicists propose using ultracold atoms to create a thermodynamics puzzle routinely in the laboratory.

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  8. Tech

    Newfound water risk: Lead-leaching valves

    Hidden elements in drinking-water lines can shed large amounts of lead, a toxic heavy metal. And it's quite legal, even if it does skirt the intent of federal regulations.

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  9. Humans

    Visor might protect troops from blasts

    Computer simulations show that the current military helmet lets explosive forces into the head through the face.

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  10. Physics

    Antimatter, here to stay

    Physicists trap antihydrogen for long enough to study the elusive material.

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  11. Animals

    Cats drink using lap-and-gulp trick

    Felines imbibe by pulling up a column of fluid and then snatching a bit of it before it splashes back down.

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  12. Quantum Physics

    Like fate of cat, quantum debate is still unresolved

    Entanglement is now one of the hottest research fields in physics. It is pursued not only for insights into the nature of reality, but also for developing new technologies.

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