Tooth loss affects millions around the world, caused by decay, gum disease, injuries, and some diseases. Missing teeth do more than make it hard to chew or talk. They also impact appearance and ...

For more than a century, dentistry has focused on repairing or replacing damaged teeth, not growing new ones. That assumption is now under direct challenge, as Japanese teams move a first-of-its-kind ...

Now, Japanese researchers are moving a promising, tooth-regrowing medicine into human trials. If the trial is successful, the researchers hope the drug will become available for all forms of ...

Ghost sharks have evolved rows of true teeth on a bizarre forehead rod used for mating. Fossil and genetic evidence revealed the tenaculum’s teeth develop the same way as those inside the mouth, ...

In a remarkable breakthrough, scientists at King’s College London have successfully grown human teeth in a laboratory for the first time, offering a glimpse into a future where damaged or missing ...

To say spotted ratfish are unusual is an understatement. Related to sharks, they abound in the inky dark depths of the Puget Sound. Armed with a venomous fin, they swim gracefully along the sea floor ...