This experiment demonstrates how water affects sound waves and pitch. You'll discover how different water levels create different musical notes and learn about the relationship between mass, vibration ...

When two notes are an octave apart, one has double the frequency of the other yet we perceive them as being the same note – a “C” for example. Why is this? Readers give their take This question has a ...

Previous correspondence on this topic refers to the different patterns of overtones that enable us to distinguish one instrument from another. This isn’t the only factor involved. Many years ago when ...

What Rodgers and Hammerstein, then later filmmakers, changed about this classic. — -- “The Sound of Music” has remained one of the most iconic films in history since it was released 50 years ago.