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  1. Science & Society

    An app to track firefly flashings

    This summer, you can contribute to citizen science by tracking lightning bugs in your backyard.

    By Bethany Brookshire
  2. Genetics

    Gene activity change can produce cancer

    Scientists have long thought that epigenetic changes, which alter gene activity, can cause cancer. Now they have demonstrated it in a mouse experiment.

    By Tina Hesman Saey
  3. Science & Society

    Feedback

    Readers discuss mammograms, crops in a warming climate and the impacts of a recession on developing personalities.

    By Science News Staff
  4. Astronomy

    Listening in on cosmic messages

    Yet to be deciphered, fast radio bursts represent the latest messages from space with the potential to tell us more about the cosmos.