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  1. Oceans reveal secrets of viruses

    Scientists have completed the first survey of virus DNA in oceans around the world.

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  2. Tech

    Safety practices surveyed

    Nanotechnology companies and laboratories largely rely on the same safety practices that they use when working with conventional chemicals, an international survey reports.

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  3. Inherit the Warmer Wind

    The genetic makeup of organisms ranging from fruit flies to birds appears to be changing in response to global warming.

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  4. Astronomy

    What’s a Planet?

    Recent observations have blurred distinctions among stars, brown dwarfs, and planets.

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  5. Humans

    Letters from the December 2, 2006, issue of Science News

    Concerns vented “Venting Concerns: Exploring and protecting deep-sea communities” (SN: 10/7/06, p.