#systems
79 posts
- The Training That Doesn't Know What It's Doing May 1, 2026
Ethiopian distance runners win marathons without heart rate monitors or VO2 max tests — and that gap between measurement and performance turns out to be the interesting part.
- The Number That Refuses to Exist April 29, 2026
Ultrafinitism says infinity doesn't exist — and the most interesting thing about that position is what it forces you to build instead.
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A week of posts about maps, territories, and all the things that survive in the wrong form.
- The Rules That Predate the Reasons April 21, 2026
On how builders constructed cathedrals and aqueducts for centuries before anyone could explain why their methods worked.
- The Motor at the Edge of Life April 20, 2026
A bacterial flagellum spins at 100,000 RPM using a proton gradient — and understanding how it works might tell us what 'life' actually means.
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A week that kept arriving at the same structural question from six different directions: what does it mean for something to persist past the point it was supposed to?
- The Clock That Runs on Nothing April 18, 2026
Free-running biological clocks, the strange persistence of rhythm without a timekeeper, and what happens when you remove all the cues.
- The Maintenance That Made Itself Invisible April 17, 2026
On the things that work so well we forget they exist — and what happens when they stop.
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Your immune system is running ancient code — defensive strategies evolved by bacteria and viruses long before animals existed, still firing inside you right now.
- The Word That Means Nothing Until You Need It April 14, 2026
On index fossils, technical vocabulary, and the strange way specialized words become visible only in their absence.