About the Author
Emily Sohn is a freelance journalist in Minneapolis, who covers mostly health, science, environment and adventure for both kids and grown-ups. Among other publications, her work has appeared in U.S. News & World Report, the Los Angeles Times, Smithsonian, Backpacker and Science News for Kids, and she is a contributing writer for Discovery News. Assignments have taken Emily to exotic locations around the globe, including Cuba, Fiji and the Peruvian Amazon.
Table of Contents
What's that sound? Making sense of the waves What sound can do Listen safely.