Another Fun Fact: the Appalachian mountains formed before sharks existed, the ri... | Hacker News

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		gusgus01 4 days ago \| parent \| context \| favorite \| on: Greenland sharks maintain vision for centuries thr... Another Fun Fact: the Appalachian mountains formed before sharks existed, the rings of Saturn existed, and before bones existed.

dredmorbius 3 days ago | [–]

But they're (possibly) younger than the New River!

<https://en.wikipedia.org/wiki/New_River_(Kanawha_River_tribu...>

(Blew my mind when I first encountered this a few years back.)

sethammons 4 days ago | [–]

I think you misstated your fun fact

abc123abc123 4 days ago | [–]

...but younger than the mountains. There you go!

readthenotes1 3 days ago | | [–]

ICYMI: https://youtu.be/IUmnTfsY3hI?si=WuUcwv_LLYh8gX4u

Good call, abc123

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