News

  1. Physics

    Crystals may be possible in time as well as space

    A theory proposes that objects in their lowest energy state can loop through the fourth dimension forever, much as atoms arrange themselves periodically in matter.

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  2. Life

    Yeast find use for misfolded proteins

    Protein bundles may help single-celled organisms adapt to difficult environmental conditions.

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  3. Space

    Visible echoes reprise 19th century spectacle

    By capturing light that arrived from a stellar eruption more than 150 years ago, astronomers gain clues to its cause.

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  4. Health & Medicine

    Sleeplessness agitates the brain

    As fatigue grows, electrical activity mounts.