Why some people can't clap to the beat
One study suggests that people who can't clap, click or tap their foot in time to a beat may actually synchronise information differently, making them “beat-deaf”.
How to prevent middle ear infection in kids
An untreated middle ear infection can cause deafness and is often caused by “innocent” mistakes that parents make.
You may hear both, depending on which face you are looking at. Yes, that's right... what you hear is determined by what you're seeing – amazing!