News

  1. Physics

    New signs of shadow particles

    The influence of as-yet-undiscovered heavy particles outside of today's prevailing theory of particle physics may have accelerated the rate at which subatomic muons wobbled in a recent experiment.

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  2. Growth factors make an egg grow up

    Scientists have identified growth factors that enable a female mammal's eggs to mature.

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  3. Astronomy

    Scoping out a stellar nursery

    Penetrating a veil of dust, a space-based infrared observatory has recorded the most complete portrait ever taken of a star-forming region in a nearby galaxy.

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  4. Health & Medicine

    Vitamin D and multiple sclerosis

    Women who consume little vitamin D develop multiple sclerosis at a rate about 50 percent higher than those who get lots of the nutrient.