"Our results show that the shape of shark teeth changes gradually and subtly during the shark's life: The teeth become larger on the one hand and more complex on the other" , Türtscher says. As such ...

Editor’s note: Every year, hundreds of undergraduates at the University of Delaware pursue research under the guidance of a faculty mentor. Such experiences provided by UD — a nationally recognized ...

Megalodon teeth are the largest of all shark species. With teeth that can measure up to the size of a human hand, it is easy to imagine just how enormous these ancient sharks were. However, there is ...

Kids are fascinated by sharks. Although they aren’t likely to come face-to-face with one of their favorite animals in the wild, they can touch these animals—without even getting wet. Your family can ...

From embryo to turtle cracker: a team led by palaeobiologist Julia Türtscher from the University of Vienna studied the multiple changes in tooth shape in the tiger shark. The study, recently published ...