Physics Gene
I write about the real intuition behind physics concepts, explained the way a curious person actually wants to understand them. One deep-dive a week that changes how you see the universe
| Platform |  | Pricing | Freemium | Publishes | Twice weekly |
|---|---|---|---|---|---|
| Issues | 59 | Founded | 7 months ago | Last Issue | 8 days ago |
| Active | |||||
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physicsgene.substack.comLatest Issues
Hotter Than Infinity
The real definition of temperature fits in one sentence and has no motion in it. It says why absolute zero is a wall, and why a few atoms in Munich are hotter than every star in the sky
On Monday I left you with a cloud of potassium atoms...
You Have Never Felt Temperature
Every morning on rounds I press a stethoscope against someone’s chest, and almost every morning someone flinches and tells me it’s cold. The stethoscope has been hanging around my neck for the past hour, in the same ward, in the same air th...
Why Nothing Can Reach the Speed of Light
Push harder and you go faster, until one day you don't. The energy still has to go somewhere.
On Monday I left you at a wall. Everything moves through spacetime at one fixed speed, and the more of it you spend on space, the less you have f...
You Are Moving at the Speed of Light Right Now
Hold still for a moment, wherever you happen to be reading this. You, the chair under you, the phone in your hand and the building around you are all moving at exactly the speed of light, and each of them has been doing so since the moment...
One Minute Inside a Black Hole
By your watch, the fall from the edge to the center takes 26 seconds. By mine, you never arrive. Both clocks are right.
On Monday I left you at the edge of the black hole in the photograph, with two promises: that nothing would happen to y...
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Authors
The writers behind this newsletter.
Physics graduate & medical doctor in training. I write about the real intuition behind physics concepts, explained the way a curious person actually wants to understand them. One deep-dive a week that changes how you see the universe.
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