How do scientists know how old fossils are?
Update: 2025-02-26
Description
Have you ever seen a dinosaur fossil from millions of years ago and wondered how scientists figured out the age of those big ol’ bones? Us too! So we asked paleontologist Jingmai O’Connor to help us find the answer.
Got a question that’s absolutely petrifying? Send it to us at BrainsOn.org/contact, and we’ll help excavate the answer!
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