News

  1. Archaeology

    Early chemical warfare comes to light

    Investigations of a Roman garrison in Syria conquered in a massive assault by Persians nearly 2,000 years ago have uncovered evidence of the earliest known chemical warfare.

    By Bruce Bower
  2. Archaeology

    Shipwrecks harbor evidence of ancient sophistication

    Research on shipwrecks from two ancient, submerged harbors shows that frame-based shipbuilding emerged surprisingly early and then became more sophisticated within a few hundred years.

    By Bruce Bower
  3. Life

    Superloud moth jams bat sonar

    Newly recorded moth could be the first demonstrated case of natural sonar-jamming.

    By Susan Milius
  4. Math

    Calculating the geography of crime

    A mathematician fine-tunes how to blend crime records, geography to track down serial criminals.