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  1. Tech

    Crusty Old Computer: New imaging techniques reveal construction of ancient marvel

    Scientists have figured out the arrangement and functions of nearly all the parts of a mysterious astronomical computer that was recovered from a 2,000-year-old shipwreck.

    By Peter Weiss
  2. Earth

    Lead in the Water: Mapping gets a handle on disinfectant’s danger

    Researchers are investigating the link between lead-contaminated water and chloramine, a chemical disinfectant that is increasingly used in municipal water supplies.

    By Ben Harder
  3. Health & Medicine

    A Toast to Healthy Hearts: Wine compounds benefit blood vessels

    Researchers have identified a class of compounds in red wine that might be responsible for much of the beverage's cardiovascular benefit.