Decipher the mysterious ivory of the narwhal
Scientists have finally deciphered the mystery of an abnormally long, spiraling tooth sticking out of the mouth of narwhal, a Arctic whale.How do cavities form?
So what is tooth decay, how do cavities affect health and how to prevent it? ScienceABC will help you answer these questions.Use lasers to stimulate dental recovery
Scientists at Harvard University have introduced a method to use low-energy lasers to activate stem cells within the tooth from which to form dentin - a very important component of