Did you know enamel is the hardest substance in the body? And if you feel pain, it could mean there’s a problem deep inside your tooth.
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Articles on Teeth
Displaying 21 - 40 of 101 articles
Megalodon, the world’s largest known shark species, swam the oceans long before humans existed. Its teeth are all that’s left, and they tell a story of an apex predator that vanished.
A national dental care program is welcome news, but raises several ‘billion-dollar’ questions about how the program will work and what will be covered. Here are seven principles to guide decisions.
Canada’s health system does not include dental coverage, leaving a large gap in care that’s existed since its beginning. It’s time to ensure access to oral care.
Do you brush for two minutes, with the correct type of brush and toothpaste? Did you know you’re supposed to spit, not rinse after brushing? And that brushing at the wrong time can cause damage?
Teens across millennia have yearned to explore, try new things and participate in risky behaviours. The key difference, however, seems to be the experience of a rebellion or restlessness.
We studied 8,000 primate teeth and finally confirmed that humans are not the only living primate to suffer from cavities. But there are interesting differences.
Stress is one of the main contributing factors.
Three to four minutes may actually be ideal for plaque removal.
A dentist explains why this is a habit worth breaking – no matter the cause or the strength of your cravings to keep doing it.
The researchers found tooth shape varied, depending on the types of food a carnivore regularly bites into – in much the same way we choose a kitchen knife depending on what we’re cutting up.
Many small animals make their teeth and claws from a smooth blend of proteins and heavy elements. These materials can form very sharp tools that make it possible to cut tough substances using tiny muscles.
Tassie devils are notorious scavengers, eating everything from echidnas to stranded whales. Understanding how their teeth wear down can help us feed and protect captive populations.
Cavity-free teeth depend on many factors, and heredity may not be the most important.
The recent discovery of fragments of a jaw fossil show that at one point, herbivorous reptiles evolved highly complex and efficient teeth.
Some snakes have tough, blunt fangs for cracking crabs. Others have sharp needles for getting a grip on mice.
Are the descriptions of war passed down by ancient historians accurate? A site in Sicily provided a rare chance to fact-check stories told about two battles from more than 2,400 years ago.
Scientists have long believed that sharks were the first vertebrates to evolve teeth. Our new study reveals a more complex history.
Oral health is a key part of overall health, but many Canadians skip dental care due to the cost, resulting in emergency room visits and health issues. It’s time for a dental care plan for all Canadians.
Like rings in tree trunks, the layers of our teeth carry a detailed record of our growth — and reveal lead contamination is common.
Top contributors
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Senior Lecturer and General Dentist, School of Dentistry, The University of Queensland
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Senior Researcher in Vertebrate Palaeontology, University of the Witwatersrand
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Postdoctoral researcher, Centro Nacional de Investigación sobre la Evolución Humana (CENIEH)
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Adjunct Research Associate, Monash University
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Professor, Monash University
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Associate Professor of Evolutionary Developmental Biology, University of Florida
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Associate Professor and Honorary Consultant in Restorative Dentistry, University of Birmingham
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Professor and Director of the Clinical Anatomy Learning Centre, Lancaster University
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Paediatric dentist, Senior Lecturer and Clinician-Scientist Fellow, MCRI and University of Melbourne, Murdoch Children's Research Institute
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Professor in the Australian Research Centre for Human Evolution & Griffith Centre for Social and Cultural Research, Griffith University
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Professor, Southern Cross University
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Professor, Department of History, University of Guelph
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Postdoctoral research fellow, Monash University
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Professor, Chair of Population Oral Health + Head of School, Melbourne Dental School, The University of Melbourne
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Professor of Paediatric Dentistry, Cardiff University
