Audio Illusions explained by ASAP Science

I’ve been enjoying the videos from ASAP Science on Youtube recently. These are the same guys that created the ‘How Old Are Your Ears’ video and do a great job of explaining relatively complicated topics in simple and entertaining ways. Below is a video that explains some of the audio illusions from this post in their usual style.

(via Gizmodo)

Using Fire to Visualize Music – A 2D Ruben’s Tube

A Ruben’s Tube is a gas pipe with multiple holes along the way which is used to demonstrate the principle of standing waves. When a suitable frequency is found, areas of high and low pressure (the nodes and antinodes) affect the flow of gas out of the pipe and therefore the height of the flame.

Below is a video demonstrating a 2D planar version of a Ruben’s Tube which makes a fantastic music visualizer!

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