Brushing our teeth is a crucial part of our daily routine without which we cannot imagine to start our day. But have you ever wondered whether your favorite toothpaste contains animal ingredients or ...

Scientists in the UK have found keratin, a protein in hair, can rebuild enamel and repair early tooth decay. The discovery could lead to keratin-based toothpaste or dental gels within two to three ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...