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We summarize the week's science breakthroughs every Thursday.

  1. Tech

    Isotope crisis threatens medical care

    Global production of the feedstock for the leading medical-imaging isotope is low and erratic, putting health care in jeopardy.

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  2. Physics

    Casper the Quantum Ghost

    Researchers find that a strange kind of imaging relies on quantum mechanics.

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  3. Tech

    Scientists propose lab-grade black holes

    Creating tiny, artificial black holes could help uncover what happens to particles on the edge of full-sized black holes.

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  4. Computing

    Minifridge makes quantum computers last

    A new study shows that if ions are kept cool, then the information they hold can be repeatedly manipulated.

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  5. Health & Medicine

    BPA: House tries to put feds on the spot

    New legislation has a proviso asking for a reanalysis of a widely used plasticizer's safety.

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  6. Health & Medicine

    When BPA-free isn’t

    A type of plastic that shouldn't contain a hormone-mimicking ingredient may have it anyway, Canadian government scientist find.

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  7. Tech

    Electric grid still very vulnerable to electromagnetic weaponry

    BLOG: Smart grid advocates weigh in on the vulnerability of the U.S. electrical infrastructure to electromagnetic pulse radiation.

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  8. Computing

    Random numbers faster

    Researchers have devised a way to use a laser to create strings of orderless bits for encryption.

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  9. Humans

    Doctors don’t always relay important test results

    When it comes to medical tests, don't assume that 'no news is good news,' a new study finds.

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  10. Tech

    Molecule gears up

    Researchers have made one of the most basic components of a machine out of a snowflake-shaped molecule.

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  11. Computing

    Asia: One reason America can’t afford to jettison good teachers

    Asia appears to prize science and tech education far more than America does, and the result may be a waning of the West's economic and entrepreneurial dominance.

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  12. Tech

    Proposed quantum motor runs with a kick

    Scientists suggest a way to put ultracold atoms to work.

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