Sound is something of an ephemeral phenomenon, existing in the moment that vibrations travel through the air. Those vibrations also exhibit distinct patterns, depending on frequency, which can be ...

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 ...

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 ...

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 ...

INDIANAPOLIS, March 26, 2023 — In chemistry, we have He, Fe and Ca — but what about do, re and mi? Hauntingly beautiful melodies aren’t the first things that come to mind when looking at the periodic ...

Two simple notes – E and F – have become synonymous with tension, fear and sharks, representing the primal dread of being stalked by a predator. And they largely have “Jaws” to thank. Fifty years ago, ...