Brian Eno has been making ambient music and art since the 1970s. Sergio Dionisio / Getty Images
Brian Eno has been making ambient music and art since the 1970s. Sergio Dionisio / Getty Images
Sound affects: the growing popularity of ambient music
From an all-night concert in Krakow, Poland, designed to put you to sleep, to the aggressive studio tunes of Tim Hecker, Andy Battaglia explores the growing popularity of ambient music