As humans we need to clean our teeth regularly to prevent cavities, while animals seem to have healthy teeth without using toothbrushes or toothpaste. With humans, we need to clean our teeth regularly ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. In prehistoric communities across what is now northeastern Europe ...

A pediatric dentist and an anthropologist explain how baby teeth and adult teeth help humans chomp their food over a long ...