Odds are, your jewelry box is already bursting with the essentials—think chain-link necklaces, pearl earrings, and everyday hoops. But what about the best enamel jewelry? If a playful pop of color is ...

While each product featured is independently selected by our editors, we may include paid promotion. If you buy something through our links, we may earn commission. Read more about our Product Review ...

Some of the most iconic engines ever made, especially engines from the muscle car era, feature painted engine blocks. Look at the 426 Race HEMI, for example. It was one of the most well-known and ...

Any change to the color of your tooth is discoloration, also called a stain. There are lots of reasons your tooth can change color. And if your tooth is discolored, it doesn't look as bright or white ...

A bright, white smile is often associated with good health and hygiene, but certain foods and drinks can make maintaining that smile a challenge. Tooth enamel is porous, and over time, deeply ...

Tooth bleaching agents may weaken the tooth structure. Therefore, it is important to minimize any risks of tooth hard tissue damage caused by bleaching agents. The aim of this study was to evaluate ...