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sishiya (しし屋)

I build small science apps that run in the browser: black holes, the human gut, viruses, waves. Physics stays honest and sources are on screen. Manabi Lab, JP/EN. Made with AI (Claude).

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Solving the Schrödinger equation in the browser and matching tunneling to theory

Solving the Schrödinger equation in the browser and matching tunneling to theory

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4 min read
One garden through 14 kinds of eyes: UV, heat, echoes and compound eyes as shader passes

One garden through 14 kinds of eyes: UV, heat, echoes and compound eyes as shader passes

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4 min read
Tracing light around a spinning black hole in the browser (WebGL2, no libraries)

Tracing light around a spinning black hole in the browser (WebGL2, no libraries)

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7 min read
Diving through the digestive tract in 3D: cutting holes where tubes meet, in the shader

Diving through the digestive tract in 3D: cutting holes where tubes meet, in the shader

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4 min read
Recomputing 4.6 billion years of Earth with a box model that never reads the timeline

Recomputing 4.6 billion years of Earth with a box model that never reads the timeline

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4 min read
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