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Welcome to another mini-cast from Away with Words. I'm Martha Barnett.

I had to change the batteries in my flash... from Away with Words, I'm Martha Barnett.

I had to change the batteries in my flashlight the other day, and that makes me think, as it always does,

of Luigi Galvani.

No, really, it does, let me explain. Galvani. No, really, it does. Let me explain.

Galvani was an 18th century Italian physicist and physician whose experiments accidentally

pave the way from modern batteries. The focus of his inquiry?

Well, Galvani experimented with dead frogs and live wires.

In 1791, he published a paper describing how he touched a dead frog's leg with one wire

and then touched another wire to both the frog and the first wire.

When the second wire made contact, the lifeless body jerked violently.

Galvani believed these convulsions were the result of animal electricity, a mysterious substance secreted by the body.

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