"I believed that my entire life until about a year ago. I’m 28 years old. One day, I just decided to Google it after randomly ...

Last week, she met Patrick Arnold - a five-year-old boy with a wobbly tooth. His predominant concern when he met Helena was how much he would get from the tooth fairy.

For 20 years, Dr. Purva Merchant has been answering letters from gaptoothed children and their parents. “Happy growing up,” she typically replies.

Researchers have successfully implanted a bioengineered tooth implant — that "grows" into the gum and fuses with existing nerves — into the mouths of rats.

“So I apologize, and I’m really, really glad that I did not have to bring up the subject of the tooth fairy as well.” ...

Enigmatic hominin species studied using 2 million-year-old proteins We weren't even sure if Paranthropus remains come from a single species.

Meghan Markle revealed what her and Prince Harry’s 6-year-old son Prince Archie found under his pillow after losing his first tooth.

Meghan Markle shared in a new interview what she left under Prince Archie's pillow when he lost his first tooth.

Today, some fish still have odontodes, while animals like catfish, sharks and skates have small, tooth-like structures on their skin called denticles, which give them a texture like sandpaper.

When a financial advisor's Tooth Fairy mix-up left his kid $100 richer, it sparked big money questions -- and a teachable parenting moment.

Carolina Panthers legend Steve Smith apparent isn't a fan of Santa Clause, the Easter Bunny, or the Tooth Fairy. There are just some things you don't mess with, and Christmas, Easter and the Tooth ...

Carolina Panthers legend Steve Smith apparent isn't a fan of Santa Clause, the Easter Bunny, or the Tooth Fairy. There are just some things you don't mess with, ...