The Human Cell. a field guide Contents Cheatsheet

A First-Principles Field Guide

The Human
Cell

You are built from about thirty-seven trillion of these. Each one is a wet, humming little city — with power plants, a library, a postal service, a demolition crew and a skin that decides who gets in. Let's go look inside one.

Narrated as if Richard Feynman took up biology · curious, playful, built from the ground up · researched July 2026

A luminous cutaway illustration of a human cell showing its organelles
Cover art slot

A luminous, elegant scientific-illustration cutaway of a single human cell floating on warm cream paper, in the style of a naturalist's field-guide plate. Show the translucent outer membrane peeled open to reveal the violet nucleus at the center, several orange bean-shaped mitochondria with visible inner folds, a coiled green DNA strand, ribbons of endoplasmic reticulum and a stack of golden Golgi membranes, all softly backlit. Watercolor-and-ink texture, warm palette (teal, coral, violet, amber, olive) on cream, generous whitespace, no text or labels baked in. Target size ~1200×900px, 4:3 landscape; compose as cover art with the cell centred and safe margins — it is letterboxed into a 4:3 box, so keep nothing important near the edges.

Generate this with your image agent, then drop the file here.

Cover art. Drop your generated cover here — the book works fine without it.

Contents

  1. A Universe in a Speck what a cell is · scale
  2. The Gatekeeper Skin membrane · 2D anim
  3. The Library nucleus · DNA
  4. The Powerhouses mitochondria · 3D
  5. The Factory & the Post Office ribosomes · ER · Golgi
  6. The Skeleton & the Roads cytoskeleton · 2D anim
  7. The Recyclers lysosomes · autophagy
  8. How a Cell Becomes Two the cell cycle · mitosis
  9. When the Rules Break cancer · stem cells · you
How to read this

Turn pages with the arrow keys (→ next, ← back, ↑ contents) or the buttons below. A few pages have things that move — a jiggling membrane, a walking motor protein, a mitochondrion you can spin with your mouse. Poke them.

Nine chapters & a cheatsheet · self-contained · reads offline

⌂ Library