Uncategorized

  1. Space

    Distant world looks ripe for life

    Extrasolar planet hunt spots its most Earthlike orb yet.

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  2. Humans

    DNA highlights Native American die-off

    A genetic analysis points to widespread New World deaths after Europeans arrived.

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  3. Science & Society

    Scientists’ TV image isn’t really as diabolical as they sometimes worry

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  4. Humans

    Saving the Last Supper

    Tourists and cosmetics seem to be threatening da Vinci’s masterpiece.

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  5. Earth

    Arctic has taken a turn for the warmer

    Northern climate has changed substantially in the last five years, and the shift is probably permanent.