Brushing Basics

Toothbrushes of different colors and shapes

Brush every day – keep the dentist away! This is Sandra Tsing Loh with the Loh Down on Science. Time to replace that old toothbrush! But there are so many types – WHICH one is best? Muhammad Kashif from the University of the Punjab, Pakistan, wanted to know. He and

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Sweet Tooth

Cavities are a PAIN – and that’s the TOOTH! This is Sandra Tsing Loh with the Loh Down on Science. The enamel on our teeth is there to protect them from cavities – but sometimes they happen anyway! And truly life-like tooth enamel is nearly IMPOSSIBLE to create artificially. Or

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Brushing Basics

Toothbrushes of different colors and shapes

Brush every day – keep the dentist away! This is Sandra Tsing Loh with the Loh Down on Science. Time to replace that old toothbrush! But there are so many types – WHICH one is best? Muhammad Kashif from the University of the Punjab, Pakistan, wanted to know. He and

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Tooth Toughener

Munch, munch, munch ouch! Not another cavity! This is Sandra Tsing Loh with the Loh Down on Science. Cavities are a pain. To slow their formation, we add fluoride to toothpaste. But fluoride doesn’t help with cavities once they form. What if something else could? Researchers at the University of

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