Dr. Miles Madison spoke to Newsweek about his experiment that has accumulated almost 1 million views on TikTok.

If you’re an adult human, odds are you already know a thing or two about tooth regeneration. Around age six, most of us begin to lose baby teeth in a process called eruption, exchanging our ...

And an estimated 90% of adults in the US have fillings. But many animals don't have this problem. Because they can regrow their teeth replacing old, damaged ones with brand new pearly whites.