Alie Ward
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Appearances Over Time
Podcast Appearances
And I'm dehydrated.
Oh, no.
It's just, I guess, a time mention.
But I do blame my fish ancestors.
I'm pissed at them.
It's a good start.
So a sensory organ on the outside also helps them figure out like...
How cold the water is?
What?
I know you just pressed on your teeth.
I know it.
Yeah.
And then tell me a little bit about this paper.
Okay.
And again, this was 300 to 400 million years ago.
This was hundreds of millions of years before Pangea existed and then broke apart.
So we're going way, way back.
And Dr. Haridi is like casually in possession of teeth of an age that are beyond my capacity to fathom.
She published a paper in May of 2025 in the venerated journal Nature titled The Origin of Vertebrate Teeth and Evolution of Sensory Exoskeletons.
And it reads, "...the origin of vertebrate teeth has been a long-standing problem in paleontology.