I’ve posted before about Shepard tones and other audio illusions, but here is another one to wrap your head around. Jean-Claude Risset, who created the Shepard-Risset Glissando (a continuous version of the Shepard tones) also produced the rhythmical equivalent – a beat that appears to get faster and faster (and faster and faster). By layeringContinue reading »
I’ve been enjoying the videos from ASAP Science on Youtube recently. These are the same guys that created the ‘How Old Are Your Ears’ video and do a great job of explaining relatively complicated topics in simple and entertaining ways. Below is a video that explains some of the audio illusions from this post in their usual style.
Illusion Songs is a great collection of auditory illusions demonstrating some of the curious ways that our brains perceive sound through the study of psychoacoustics. The collection includes Shepard Tones/Risset scales, which appear to be forever increasing in pitch, and various demonstrations of streaming, which shows how our brain collects and groups audio information together.Continue reading »