Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...

There's growing evidence that the number of missing teeth a person has is an indicator of their risk of dying earlier than ...

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, ...

Not everyone has wisdom teeth, which usually develop fully at the back of the mouth between the ages of 18 and 24 years. Various factors can result in a lack of wisdom teeth, including genetics and ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Hector Roqueta Rivero via Getty Images Scientists have gotten one step closer to growing ...

A fox’s teeth are one of its more unique features. Although they’re omnivores, their canines resemble those of a carnivore, closely resembling those of a dog. They use their powerful jaws for various ...

Bull sharks (Carcharhinus Leucas) are one of the ocean’s most fearsome creatures. Although some animals may prey on bull sharks, such as crocodiles, killer whales, and the occasional great white shark ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The sensitive ...

Teeth help animals bite and chew food. Meat-eating carnivores tend to have sharp teeth to sink into their prey, while herbivores tend to have flatter teeth to grind down their plant-based meals. Some ...