The next time you chomp on a popsicle, then flinch from a lightning bolt of pain, you can now have something legitimate to blame: a 465-million-year old fish.
Researchers have found that dentine — a substance in the inner layer of teeth that…
The next time you chomp on a popsicle, then flinch from a lightning bolt of pain, you can now have something legitimate to blame: a 465-million-year old fish.
Researchers have found that dentine — a substance in the inner layer of teeth that…