Calculating Resonant Frequencies

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This article continues from the last article, Introduction to Resonance. If you need to review standing waves, nodes, and antinodes, you might want to check out that article first. Otherwise, let’s get right down to business.

How to Find Resonant Frequencies

Remember from the last article that standing waves happen when nodes or antinodes line up with the ends of a rope or pipe. Such standing waves create resonance. The lowest frequency that “fits” on a string or in a space ...

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Superpowers of the Ear: The Outer Ear

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You may have heard people talk about the ear in three parts: the outer ear, the middle ear, and the inner ear. But have you ever wondered why there are three parts in the first place? Why not just attach a nerve to the eardrum and call it good? The answers to these questions might surprise you.

While each part of the ear has an important function, in this post we are going to explore the superpowers of the outer ear.

The ...

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