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Articles on Teeth

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The health of your teeth has a major effect on your body. Rudy Fargo/Unsplash

The truth about tooth decay

Cavity-free teeth depend on many factors, and heredity may not be the most important.
The ruins of the Temple of Victory in Himera, which was constructed to commemorate the first battle in 480 B.C. Katherine Reinberger

Teeth of fallen soldiers hold evidence that foreigners fought alongside ancient Greeks, challenging millennia of military history

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.
Carbonation and flavors are all that go into most seltzers. stockcam/E+ via Getty Images

Is seltzer water healthy?

Bubbly waters are becoming increasingly popular. While these carbonated, sometimes flavored beverages might cause slight harm to teeth, they are far better than soda. They might even be good for you.
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Do I need to floss my teeth?

If you still have most of your teeth and they're tightly jammed together, flossing is important. But for some people, simply flossing might not be enough.
Examining the fossilised teeth of dinosaur species like Spinosaurus Aegyptiacus can reveal clues about their diets and place on the food chain. YuRi Photolife/Shutterstock

What we learned from dinosaur teeth in North Africa

Teeth can reveal a lot about diversity when they are reasonably well-preserved.
Teeth cleaning at the dentist can remove plaque that regular brushing and flossing can’t. From shutterstock.com

How often should I get my teeth cleaned?

Do you really need a dental clean every six months? Most healthy people will probably be OK if they go anually. But some people are at higher risk of cavities or gum disease, and should go more often.
The teeth in these Australopithecus africanus skulls contain important evidence about the nutrition of these individuals as they grew up. Luca Fiorenza

Teeth ‘time capsule’ reveals that 2 million years ago, early humans breastfed for up to 6 years

A new study shows the enigmatic hominin species Australopithecus africanus may have breastfed young for around 5-6 years – a very costly practice for the mother.
People worked for healthy teeth long before nylon brushes hit the market. Mila Davidovic/Shutterstock.com

How did people clean their teeth in the olden days?

People have probably always wanted clean and healthy teeth. What they historically used to achieve dental hygiene might surprise you.

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