Want to read Slashdot from your mobile device? Point it at m.slashdot.org and keep reading!
Nickname:
Password:
On one hand the article says there are no rocks from a billion years.
On the other hand, it says that we know about animals back then.
But if there are no rocks, then what are those fossils from which we know about the animals?
There may be more comments in this discussion. Without JavaScript enabled, you might want to turn on Classic Discussion System in your preferences instead.
There is no time like the present for postponing what you ought to be doing.
Rock vs fossils (Score:5, Insightful)
On one hand the article says there are no rocks from a billion years.
On the other hand, it says that we know about animals back then.
But if there are no rocks, then what are those fossils from which we know about the animals?
Re:Rock vs fossils (Score:2)