The world is divided...
Media playback is unsupported on your device
Video

The sound dividing the internet

Yanny or laurel: It's the viral audio debate that has driven a wedge through the internet. What do you hear? And why?

This video has been optimised for mobile viewing on the BBC News app. The BBC News app is available from the Apple App Store for iPhone and Google Play Store for Android.

  • 17 May 2018