News

  1. Life

    In a first, mouse eggs grown from skin cells

    Stem cells grown in ovary-mimicking conditions in a lab dish can make healthy mouse offspring, but technique still needs work.

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  2. Neuroscience

    Out-of-sync body clock causes more woes than sleepiness

    The ailment, called circadian-time sickness, can be described with Bayesian math, scientists propose.

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  3. Animals

    Be careful what you say around jumping spiders

    Sensitive leg hairs may let jumping spiders hear sounds through the air at much greater distances than researchers imagined.

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  4. Life

    Placenta protectors no match for toxic Strep B pigment

    Strep B uses a toxic pigment made of fat to kill immune system cells, spurring preterm labor and dangerous infections, a monkey study shows.