Uncategorized

  1. Anthropology

    Neandertal debate goes south

    A controversial report concludes that Neandertals lived on southwestern Europe's Iberian coast until 24,000 years ago, sharing the area for several thousand years with modern humans before dying out.

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  2. Tech

    A thin laser gets thinner

    Researchers have created a microchip laser that fires an extraordinarily thin beam of high-intensity light.

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  3. Astronomy

    Temperamental Monsters

    A new theory suggests that many huge stars undergo outbursts during which they shed most of their mass late in life rather than doing it gradually over their 3-to-4-million-year lifetimes.

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  4. Health & Medicine

    Calling Death’s Bluff

    New methods of assessing a person's risk of sudden death due to a heart arrhythmia may enable doctors to better identify which patients need to receive an implanted defibrillator.