I thought this was a well known effect - it's certainly filtered down to some paperback popsci archaeology books I've read in the past few years.
replyThis appears to be a comment, highlighting a case study that demonstrates the effect in detail.
replyIt is not purporting to show it as 'new'.
I remember reading about it as a kid, in 1990s creationist books that were attempting to argue that carbon dating couldn't be trusted and the world was actually only 6,000 years old.
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replyYep. I suspected that that arctic shark couldn't be so old.
replyI think the age is calculated counting the "rings" in ... [looking at google] ... the vertebrae.
replyDefiling the dead bodies of monks...
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