Physics machine that plays music from visible collisions
146 views·1 likes·1 saves·Posted 24 Sept 2026 · 0:47 · Motion Graphics
Our note
A 45-second browser "machine" titled Etude for Falling Bodies, where falling objects strike glockenspiel, marimba, bass and drum elements to produce an original synthesized score, from a one-line prompt.
The creator’s post
Opus 5.5, one prompt: "Build a 45-second machine that plays an original piece of music, where every note comes from a visible collision." One HTML file, 47 KB. No images, no audio files. Every sound is synthesized in the browser. Sound on.
The prompt
One-line concept promptBuild a 45-second machine that plays an original piece of music, where every note comes from a visible collision.
Make one like this
1 · Copy the prompt
Use the prompt above as your starting point, then change the subject and the style.
2 · Direct it like an editor
Ask for one self-contained HTML file on a fixed 1920×1080 stage, link this video as the reference, and send two or three rounds of specific notes.
3 · Render it to MP4
Screen-record a short piece, or capture it frame by frame for exact timing. How →
How it was made
The creator didn’t name their tools. Most videos like this are HTML, canvas or SVG animation written by Claude and screen-recorded or rendered to MP4. How that works →
Look
Views as of collection. Video, post and prompt © their creator.
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