You might think unbelievably loud, shrill sirens on ambulances and fire trucks are just a fact of life. But what if we got the facts all wrong?

In this episode we ask how we got here in the first place. It’s a story involving a TV show from the 1970s, hearses serving as ambulances, and a dog with a big voice.

You can see a list of the sources we consulted while making this episode here.

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