11 explainers · 198 figures
Safis
Interactive explanations of how bodies and machines work, built around figures you can turn, cut open, and take apart.
Body
Biology
Chemistry
Physics
Machines
Earth & Space
Computing
AI
How a Language Model Picks the Next WordFrom counting which word follows which to a small neural network that scores every word in its vocabulary, built and trained right here on a 92-sentence story.
How a Neural Network LearnsA network starts out wrong about everything. Here is how it turns each mistake into a small correction until the answers come out right.
How Attention WorksHow a language model lets each word gather what it needs from the words around it, worked through on tiny models you can take apart.