Skip to main content
Back to Show
Eons

Sensitive Teeth? Blame This Fish

Season 8 Episode 12

If you’ve ever experienced dental pain, you've probably wondered why our teeth would evolve to function like an oversensitive alarm system. To find the answer, we have to go way back to when teeth first evolved, as part of the armored skin of ancient fish.

Support Provided By
Season
When Plants Doubled Their DNA
8:52
For plants in times of great stress and ecological upheaval, the more DNA the better
We Were Wrong About The Dodo
7:16
What’s the real story of the dodo?
Nautiloids Thrived For 500 Million Years Until They Appeared
9:54
A new group of predators began to hunt nautiloids
The Hidden Genes That Make Us Human
9:11
Some of the most important genes were once considered genomic junk.
That Time the American West Blew Up
9:57
How is it possible to have cataclysmic eruptions without any real cataclysm?
How a Mass Extinction Changed Our Brains
10:42
Our brains actually shrank relative to our bodies in evolution.
The Mystery Of The Mashed-Up Dinosaurs
7:23
Hidden in rocks may have animal kingdom’s oldest known predator.
These Fossils Were Supposed To Be Impossible
9:26
Hidden in rocks may have animal kingdom’s oldest known predator.
Could Neanderthals Use Symbolism?
8:09
We explore what we have in common with our ancient cousins.
When Our Culture Changed Our DNA
9:19
We have become the ultimate niche builders.
These Creatures Were Darwin's Greatest Enemy
9:58
Beneath their shell, the crustaceans hold an evolutionary mystery.
How Did Our Most Famous Ancestor Really Die?
7:20
The answer is part of a decades-long debate.
Active loading indicator