Subscribe
Sign in
Home
Notes
The Mirror Thinks Back
Archive
About
Latest
Top
Discussions
2,500 Miles Across the Ocean Without a Map
How Polynesian voyagers found Hawaii using nothing but stars, swells, and centuries of accumulated skill
16 hrs ago
•
Justin D. McMurtry
2
How to Actually Make “Three Feet” the Law
Seven shared flaws among safe-passing laws, and new language that would fix all of them
Aug 18
•
Justin D. McMurtry
1
Alaska: Three Centuries to Statehood
Alaska's journey to statehood was long, but ended in a sprint
Aug 11
•
Justin D. McMurtry
The Law That Was Supposed to Protect Cyclists
Houston’s “safe passing” ordinance has a bike-lane loophole and thirteen years of lax enforcement
Aug 4
•
Justin D. McMurtry
5
2
1
July 2026
The Number That Shouldn’t Exist
How a number nobody believed in turned out to be the bridge between growth and geometry
Jul 28
•
Justin D. McMurtry
Teach the Rider, Not Just the Road
Why cyclist education is the most under-invested safety intervention we have
Jul 21
•
Justin D. McMurtry
9
9
2
Are Ethics as Necessary as Math?
Exploring whether moral principles are invariant
Jul 14
•
Justin D. McMurtry
Imperfect Harmony
Why every note you’ve ever heard was slightly out of tune
Jul 11
•
Justin D. McMurtry
1
1
Intelligence Is Not Enough
On the Fermi Paradox, and why the silence might not mean what we think
Jul 7
•
Justin D. McMurtry
The Birthday of a Promise
What we're really celebrating on the Fourth of July
Jul 4
•
Justin D. McMurtry
1
June 2026
The Mirror Thinks Back, Part III
The Frontier of Consciousness
Jun 30
•
Justin D. McMurtry
The Bicycle Driver’s Dilemma
On skill, infrastructure, and what cycling advocacy gets wrong
Jun 27
•
Justin D. McMurtry
14
42
2
This site requires JavaScript to run correctly. Please
turn on JavaScript
or unblock scripts