Learning and Rivers

The Atlas Of Learning

Hana Lee Goldin | Card Catalog | 11th August 2026

Introduction to a research framework intended to help users navigate an increasingly confusing information environment. Once upon a time, resources existed in their silos — card index, books, papers — but now every kind of record comes to us on the same screen. It's confusing. We need a map. "Before deciding what to search, then, we need to know what we’re trying to find" (3,900 words)

Puzzle: Play Nomido, the Browser’s daily word game.

Why Are Rivers So Mathematical?

Natalie Wolchover | Quanta | 10th August 2026

Introduction to "Hack's Law", created by a US Geological Survey scientist named John Hack in 1957. "Any stream, from the littlest brook to the mightiest river, has a length that’s proportional to its drainage area raised to the power of 0.6." More data gathered over subsequent decades has shown this to be the case worldwide, for deltas as well as rivers. Why? Fluid dynamics and geometry, most likely (2,200 words)