Physics

  1. Space

    First LHC proton collisions postponed further

    The world’s most powerful atom smasher won’t reopen for business until the end of June at the earliest, rather than in April as scientists had previously estimated.

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  2. Computing

    New theory defines faster MRI

    Better equations could improve MRI quality, or even bring quantum computing closer.

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  3. Physics

    Standard model gets right answer for proton, neutron masses

    Correct calculation strengthens theory of quark-gluon interactions in nuclear particles.

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  4. Physics

    Superconductivity does the twist

    Electron fluctuations could explain why exotic material conducts without resistance.

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  5. Space

    Misplaced muons either mundane or monumental

    During an experiment in Fermilab's Tevatron particle accelerator, a group of elementary particles called muons showed up in a strange place. Physicists are considering the likely implications.

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  6. Physics

    Take the time to break quantum encryption

    A time-travel scenario permitted by Einstein’s general theory of relativity offers a bit of possibility for breaking quantum encryption.

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  7. Chemistry

    Blueprint to repel oil and water

    The texture of surfaces could be designed so that both water and oil can bead up and thus flow off.

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  8. Space

    Half-life (more or less)

    Physicists are stirred by claims that the sun may change what’s unchangeable—the rate of radioactive decay.

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  9. Chemistry

    Silk

    Mimicking how spiders make their complex array of silks could usher in a tapestry of new materials, and other animals or plants could be designed to be the producers.

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  10. Physics

    Book Review: Sun in a Bottle: The Strange History of Fusion and the Science of Wishful Thinking by Charles Seife

    Review by Davide Castelvecchi.

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  11. Physics

    Facts and Speculations in Cosmology by Jayant V. Narlikar and Geoffrey Burbidge

    Cambridge Univ. Press, 2008, 287 p., $60.

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  12. Chemistry

    Long Live Plastics

    With plastics in museums decomposing, a new effort seeks to halt the demise of materials commonly thought to be unalterable.

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