The Shepard Tone audio illusion

Dr Yan and music expert Dr Robert Samuels listen carefully to a strange sound illusion called the Shepard Tone, and find out why it makes us all hear things that aren't happening.

Release date: 17 Apr 2011

over a year left to watch

6 minutes


Role Contributor
PresenterYan Wong
ExpertRobert Samuels
MusicianDeborah Mairs
ProducerIlly Woolfson
Post-Production editorTim Hansen
Series EditorDermot Caulfield

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