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Freaky Cornstarch Speakers Explained

A hand holding a spoon mixing a white substance in a glass container.

The beautiful ectoplasmic dance of the cornstarch speaker monster is finally elucidated. In addition to being captivated by its eerily vibrant dance, you can now understand exactly why it happens, thanks to Collin Cunningham from MAKE. He gives a great explanation of cymatics - the study of visible sound and vibration.

Check out this amazing hi-def sonic cornstarch sculpture from WonderHowTo's very own WonderDude Mike:

Apple's iOS 26 and iPadOS 26 updates are packed with new features, and you can try them before almost everyone else. First, check Gadget Hacks' list of supported iPhone and iPad models, then follow the step-by-step guide to install the iOS/iPadOS 26 beta — no paid developer account required.

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