One drawback of mechanical watches is having to reset the time after forgetting to wind them. To eliminate that minor tedium, Belgian watchmaker Ressence has come up with the Type 2 e-Crown Concept, a ...

It's a type of dental crown. Dental crowns are tooth-shaped covers or caps you can use when your tooth is damaged, misshapen, or decayed beyond what a filling can fix. They fully cover your tooth, ...

A dental crown is a cap that fits over your tooth after it has been severely weakened by an injury, cavity, or dental work like a root canal. A crown can be made from a variety of materials, including ...

Leslie Tentinger could tell something had happened the moment her crown broke. "I was just chewing and all the sudden it wasn't gum, it was just crunchy and I thought oh no!" Tentinger said. A broken ...

In the second article of this series we considered the broad range of materials from which crowns are made. The four main categories of crown were metal, ceramic, metal-ceramic and composite. Tooth ...