Science in Action: Pain clues from a star-nosed mole

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While the sensation of pain is something all people experience from the start of their life, scientists know surprisingly little about what causes it.

But some clues could lie with one very odd-looking creature - the star-nosed mole.

Science in Action reporter Bruce Thorson met Dr Diana Bautista, a biologist and bioengineer at University of California, Berkeley, to find out what exactly she is going to be looking at.

Listen to the rest of this week's Science in Action from the BBC World Service

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