Why Stop Signs Are Octagons
An eight-sided shape was chosen because even from the back, in snow, in bad light, it can't be confused with any other sign.
⏱️ 2m
Rabbit hole
Design Everywhere
Why the built world looks the way it does.
4 guides
Format:
4 guides
Why Text Is Left-Aligned (Mostly)
Books, articles, and your phone all align text to the left. The reason is the eye, the brain, and a 500-year-old fight between symmetry and legibility.
❓ 2m
Why Emergency Exits Are Green
The green running-man sign is one of the few internationally agreed design choices on Earth. The color is biology and chemistry, not preference.
👁️ 2m
Why Subway Maps Lie
The London Underground map shows stations at equal spacing and lines at 45-degree angles. Almost none of it is geographically true — and that's the point.
⏱️ 2m