It's hard to imagine how this teeny little rock — it's not even a whole rock, it's just a grain, a miniscule droplet of mineral barely the thickness of a human hair — could rewrite the history of our planet. But that's what seems to be happening.
There’s a large swath of native prairie southwest of Olympia that’s very strange looking. So strange, in fact, that some have even said it was created by aliens.
We can tell you some things they are not, but we can’t tell you what they are. In fact, people have been trying to figure them out for centuries.
“It’s probably one of the most poorly understood phenomena in earth science,” says Paul Butler, professor emeritus of Earth Science at the Evergreen State College.
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