Humans Have a Third Set of Teeth. New Medicine May Help Them Grow.
Researchers found that the USAG-1 protein could limit the growth of teeth in mice, so ensuring that the protein didn’t form ...
CNN8d
Massive megalodon was even longer than scientists thought
Along with teeth, the existing fossil record includes parts of giant shark skeletons from the same period, including a 36-foot-long (11-meter-long) section of a fossilized spinal column from ...
When Megalodon Bit Megalodon: Fossilized Teeth Show Signs Of Shark-On-Shark Damage
A small but fascinating collection of Megalodon teeth exhibit deep bite marks from other Megalodons, raising questions about ...
‘Chipmunk shark’ lurked 340 million years ago. Its teeth were just found in Kentucky
A shark no larger than a human hand that stalked the ancient sea floor 340 million years ago has been dubbed the “chipmunk ...