Add Yahoo as a preferred source to see more of our stories on Google. “This is the first time that a person described in these historical texts has actually been found,” Michael D. Martin, a study ...

Teeth can lose their brightness over time, even with consistent brushing. Staining can come from genetics or from everyday ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Tin container with inscriptions that ...

Please repeat the proportions of salt and soda for the tooth-brushing powder. I've used it for a long time but have misplaced the "recipe." Don't use a plastic blender container because it could be ...

Even with regular brushing, teeth can become stained from genetic factors or consuming foods and drinks like tomatoes and coffee. Chemical whiteners can help, but they can also damage teeth in the ...

Anyone who wants to reduce their carbon footprint knows that sometimes even a small change in habits can make a big impact. The best zero-waste toothpastes come in a variety of effective forms — from ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Small wide-mouth glass jar with ...

Researchers developed a powder that activates with electric toothbrush vibrations to whiten teeth safely and strengthen enamel.