Tag Archives | Epistemology

The Natural History of the Incorporeal Garage Dragon

dragonSkeptics, believers. Lay down your shotguns and knives. Take a moment to bandage and reload, and I will explain to you why an incorporeal garage dragon means that you should not be fighting. As much.

This strange beast, and its fantastical properties, are described in The Demon Haunted World, by Carl Sagan.

“A fire-breathing dragon lives in my garage,” he begins, “…Surely you’d want to check it out, see for yourself.”

You do, but you can’t. The dragon is invisible. You could spread flour on the floor to capture its footprints, but, alas, it also floats. You offer to fetch your infrared camera, but, sadly, its fire is heatless. Perhaps a can of spray paint, then, to make the dragon visible? Oh, right. Incorporeal.

You see where he’s going: “Claims that cannot be tested, assertions immune to disproof are veridically worthless,” he writes, “the only sensible approach is to tentatively reject the dragon hypothesis, [but] to be open to future data…”

The garage dragon is a straightforward parable about the scientific value of a non-falsifiable hypothesis, but it contains an important nuance.… Read the rest

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