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Libby calculated the half-life of carbon-14 as 5568, a figure now known as the Libby half-life.Following a conference at the University of Cambridge in 1962, a more accurate figure of 5730 years was agreed upon and this figure is now known as the Cambridge half-life.Did you know that cloth and paper were once living things?

When scientists chipped the Iceman out of the block of ice he was found in, they tested his body to see how many carbon-14 atoms were remaining, which told them his age.

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Carbon dating is a way of telling the age of a once living thing by measuring the amount of carbon inside of it.

Carbon is an element that is found in every living thing on planet Earth.

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