Friday, December 19, 2014

What Is Sound?

Sound, of course, is what we can hear. But what if we could see sound?

We can't, but since sound travels in invisible waves, it is possible to make those waves visible. Vibrations can be shown with many materials, but fire is one of the coolest. Check out these two videos that use fire to show sound waves.

Now that we can see the actual waves, what happens if we use sounds that are more complex, like music? Check this out!

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