Last month, I discussed how severe ear pain, head pain and migraine-like symptoms can be caused by the way the teeth come together in the column “Understanding pain can solve mysteries.” This column ...

Multiple tooth shapes make the analysis more difficult "This so-called heterodonty, i.e. the occurrence of different tooth shapes in the same jaw, has proven to be one of the greatest challenges for ...

The megalodon’s legendary big teeth — for which it’s named — likely came as a result of its gargantuan size rather than its changing dietary preferences as previously believed. (CN) — Revered among ...

Ichthyosaurs were marine reptiles during the time of the dinosaurs, and scientists don't know much about their ancestry. But by CT-scanning the fossil of one of the first ichthyosaurs, scientists ...

A pioneering study by University of Bristol researchers finds that the evolution of teeth in the giant prehistoric shark Megalodon and its relatives was a by-product of becoming huge, rather than an ...

Researchers report that they have identified genetic variants that determine the shape of human teeth, including a gene inherited from Neanderthals. The scientists published their paper “PITX2 ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

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 ...