Episode 23: Sound Explained: Why You Can't Hear Space Explosions (And Other Lies Hollywood Told You) episode artwork

EPISODE · Feb 24, 2026 · 14 MIN

Episode 23: Sound Explained: Why You Can't Hear Space Explosions (And Other Lies Hollywood Told You)

from The Polymath · host Achintya Krishnan

Space explosions are silent. Your recorded voice is what you actually sound like. You can't hum while holding your nose. Opera singers can't really shatter glass (usually). In this episode, we're breaking down sound—what it actually is, how it works, and why every Hollywood space battle is lying to you. Sound isn't magic. It's just air molecules playing telephone at 767 mph. We'll explain why lightning is faster than thunder, why helium makes you sound like a chipmunk, why concerts destroy your hearing, and why your voice sounds weird in recordings (hint: everyone else has been hearing the weird version your whole life). This isn't a physics lecture—it's the truth about coordinated air-shoving that Hollywood doesn't want you to know. Plus jokes. Because if we can't laugh about the fact that human communication is just elaborate skull vibrations, what's even the point?

Episode metadata supplied by the publisher feed · Published Feb 24, 2026

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Episode 23: Sound Explained: Why You Can't Hear Space Explosions (And Other Lies Hollywood Told You)

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