Now, Japanese researchers are moving a promising, tooth-regrowing medicine into human trials. If the trial is successful, the ...

Losing teeth has meant artificial replacements for centuries. Japanese researchers at Kyoto University Hospital are changing that with human trials of a drug that regrows natural teeth. By 2030, ...

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 ...

"Human children grow at a uniquely slow pace by comparison with other mammals. When and where did this schedule evolve? Have technological advances, farming and cities had any effect upon it?