Overview: Dr Helen Czerski examines the world of sound waves.
Watch Trailer
First Air Date: Mar 02, 2017Last Air date: Mar 09, 2017Season: 1 SeasonEpisode: 2 EpisodeRuntime: 60 minutesQuality: HDIMDb: 0.00 / 10 by 0 usersPopularity: 2.616Language: English