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Episode 3538 min

How Do Fireflies Make Their Own Light?

On a summer night, the darkness over a meadow is not silent. It is full of questions and answers, written in light.Each kind of firefly speaks its own pattern of flashes, and each female replies after a delay so precise it works as a password. It is a beautiful system - and it has a flaw. In the grass sits a larger, patient hunter who has learned the passwords of several species, and who answers hopeful males in perfect, borrowed light. She is not looking for love. She is looking for the bitter chemical armour her victims carry in their blood, which she cannot make herself - armour she will pass, stolen, to her eggs.Tonight on The Quiet Shift: the lantern and its cold chemistry, the conversation and the con artist, the glowing bays and foxfire woods beyond the meadow, and the small, hopeful matter of keeping the dark. Settle in. It ends, like everything tonight, in sleep.

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Take your time. The story starts when you’re ready.

Settle in. There’s nothing you need to remember.

Episode artwork for How Do Fireflies Make Their Own Light?

A note before you listen

Welcome back, my sleepy friends. Get comfortable, let your breathing slow, and follow along for as long as you like. If you drift off somewhere along the way, the story will keep you company.

Whenever you're ready

Something to wonder about.
Nothing to keep you up.

Find a comfortable corner. Let the day get a little quieter.
We’ll take it from here.