News

  1. Animals

    What’s That Knocking? Sound evidence offered for long-lost woodpecker

    Cornell's Laboratory of Ornithology has released recordings from the woods of eastern Arkansas that researchers say could be the distinctive drumming and calls of the ivory-billed woodpecker.

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  2. Chemistry

    Presto, Change-o: New solutions could clean up chemistry

    Scientists have developed a simple technique to switch an oil-like solvent into a waterlike one.

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  3. Earth

    Seafloor features steered tsunamis

    Tsunamis circled the globe after a magnitude 9.3 earthquake struck the Indian Ocean last Dec. 26, but the waves didn't spread evenly.

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  4. Health & Medicine

    Dark Side of a Blood Builder: Hormone linked to diabetic blindness

    Erythropoietin, a hormone that orchestrates growth processes, may contribute to eye damage in people with diabetic retinopathy.

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  5. Anthropology

    A Seasoned Ancient State: Chinese site adds salt to civilization’s rise

    Analyses of remains from an ancient Chinese site situated along a river indicate that salt making occurred there as long as 4,000 years ago.

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  6. Astronomy

    First Supper: X rays may mark eating habits of baby black holes

    Astronomers have evidence that just minutes after their tumultuous birth, baby black holes emit powerful burps of X rays that may be fueled by material left over from their first meal.

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  7. Physics

    Warm Ice: Frozen water forms at room temperature

    Ultrathin films of ice observed at room temperature and ordinary atmospheric pressure should be more widespread than previously thought, according to new experiments indicating that weaker-than-expected electric fields induce such freezing.

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  8. Turning Back Time: Embryonic stem cell rejuvenates skin cell

    By fusing an embryonic stem cell with an adult skin cell, researchers have created cells that retain valuable embryonic characteristics but carry the adult cell's genes.

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  9. Animals

    Hey, kids, it’s time for drool

    A researcher has for the first time decoded a vibrational signal used by paper wasps.

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  10. Animals

    When a chipmunk teases a rattlesnake

    Several of the Northeast's least ferocious forest creatures taunt rattlesnakes.

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  11. Animals

    Faithful voles have hidden infidelities

    Prairie voles, used for studying the biological basis of monogamy, do form social bonds but they also have more out-of-pair sexual encounters than most biologists had expected.

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  12. Animals

    Coati version of spoiled brats

    A biologist reports that ring-tailed coatis in Argentina have a kind of dominance structure never before documented in animals, with adolescents as a group outranking their moms and older half-sibs.

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