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jb1991yesterday at 7:58 PM1 replyview on HN

I've always wondered how something so old and in one place so long is just sitting on top of the soil so easily found. How did it go for such a long time not noticed?


Replies

jjk166yesterday at 8:02 PM

Earth erodes, fields are plowed, roots disturb the soil; if it's sitting on the surface now, it almost certainly was buried not long ago.

It's the same reason paleontologists can go back to the same places every year and find new fossils, or farmers keep having to remove stones from their fields.