My Weird Prompts

How Glow-in-the-Dark Actually Works

30 min · 24. maj 2026
episode How Glow-in-the-Dark Actually Works cover

Beskrivelse

Why does glow-in-the-dark eventually stop working? And can you buy an oil-based permanent marker that glows? This episode unpacks the atomic physics of phosphorescence, from electron traps in strontium aluminate crystals to the particle-size problem that makes glow markers nearly impossible. We explain the difference between fluorescence and phosphorescence, why your charging light source matters more than you think, and why the degradation mechanism isn’t what most people assume.

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episode The Free Speech Fault Line: UK's Ban on Piker & Uygur cover

The Free Speech Fault Line: UK's Ban on Piker & Uygur

When the UK Home Office barred Hasan Piker and Cenk Uygur from entering the country over concerns their statements could stir up racial hatred, a surprising coalition of defenders emerged — not because they agree with the figures, but because they oppose state power to make that call. This episode explores the three camps of free speech absolutism: civil libertarians like Nadine Strossen, legal scholars like Eugene Volokh, and institutional advocates like FIRE. We examine the philosophical fault line between the US Brandenburg standard and the UK's broader incitement framework, and confront the hardest cases — from Rwanda's RTLM broadcasts to Myanmar's Facebook-fueled violence. The core question: is the risk of government censorship greater than the risk of hate speech leading to real harm?

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