Exploring the Secrets of Soothing Spaceship Sound

Atlas Obscura: You would think, with the decades of Star Trek film, movies, books, websites, conventions and holidays, there'd be nothing new for a fan to discover in the series. But there hasn't been a Star Trek fan quite like Spike Snell. The YouTuber and noise musician was casually watching the entire run of Star Trek: The Next Generation for the fourth time in 2011 when he locked in on something that most obsessives took for granted, yet was present in almost every scene. It was, as he put it, his favorite part of the show. The "ambient engine noise sound."