Contributed by Xiaoliang Sunney Xie; received November 7, 2023; accepted November 10, 2023; reviewed by Michel Nussenzweig and Fusheng Wang Considering the high risk of breakthrough infections in ...

Scientists have found that keratin, the protein in hair and skin, can repair and protect tooth enamel. The material forms a mineralized layer that halts decay and restores strength, outperforming ...

Abstract: In industrial applications, seawater is frequently utilized as a heat source for gasification, necessitating chlorination to prevent microbial fouling of equipment. However, leftover ...

A photo of a long‑expired tube of toothpaste—dating all the way back to 1988—has gone viral on Reddit, attracting more than 50,000 upvotes. The reason? As the caption puts it: “Mom is using toothpaste ...

Your toothpaste is a mixture of different chemical compounds, not a single compound. It contains abrasives, fluorides, foaming agents, sweeteners, flavourings, and water. All of these are combined to ...

If you need some gum support that’ll also brighten up those nice chompers of yours, consider this gum detoxifying toothpaste by Crest — especially while it’s on sale right now. Reviewers say it’s ...