Rabbit Holes a commonplace book,kept in the open
Tag · 2 folios

Physics

A pencil mark from the long tail. Browse the hand-chosen subjects for broader paths through the book.

132 Musing 22 Dec 2025

We are a collection of particles but...

From a physicist’s perspective, no complex system is weirder or more challenging than life. For one thing, the organization of living matter defies physicists’ usual expectations about the universe. Your body is made of matter, just like everything else. But the atoms you’re built from today won’t be the atoms you’re built from in a year. That means you and every other living thing aren’t an inert object, like a rock, but a…

keep reading — 2 min ↗
PhysicsLifeBiology 4 threads →
004 Reflection 04 Aug 2025

Stephen Hawking on the philosophy of life

Guest: You have said you do not believein God. Do you have a philosophy of life that helps you? Stephen Hawking: It is clear that we are just an advanced breed of primates on a minor planet orbiting around a very average star, in the outer suburb of one among a hundred billion galaxies. BUT, ever since the dawn of civilization people have craved for an understanding of the underlying order of the world. There ought to be…

keep reading — 8 min ↗
StephenHawkingPhysicsPhilosophy 4 threads →