Invisible aligners are plastic shells that fit over your top and bottom teeth. As you wear them, they apply gentle pressure that gradually moves your teeth, making them better aligned. Everybody wants ...

Everybody wants a great smile, but a lot of us need help getting there. More and more people are having success with clear orthodontic devices called aligners. Braces use brackets connected by wires ...

You’ve seen the trendy ads for mail-order dental aligners that took over bus stops and subway cars a few years ago: “Don’t watch the gap; close the gap.” “Straighten your smile in an average of six ...

A deep-sea fish can hide its enormous, jutting teeth from prey because its chompers are virtually invisible — until it’s too late. What’s the dragonfish’s secret? The teeth are transparent, and now ...

Deep-sea dragonfish possess an unusual weapon that they wield extremely well when it comes to luring, capturing and killing their unlucky prey: invisible, dagger-like teeth lining their gaping mouths.

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The deep sea is dark and full of terrors, but perhaps the most terrifying creature of them all is the dragonfish, a jet-black critter with a jutting jaw full of knife-like teeth. But it’s unlikely ...

If you’re looking to get your teeth straightened with invisible aligners, you might end up contributing to more sustainable car parts in the process. HP and Ford say they’ve found a way to recycle ...