A check mark. It indicates that the relevant content has been reviewed and verified by an expert Our stories are reviewed by medical professionals to ensure you get the most accurate and useful ...

Small cavities can be filled. Gingivitis, when caught early, can be treated and reversed. But a cleaning just resets the clock. Plaque regrows in 24 hours. “Ultimately, good oral health requires ...

"Tiny flying robots are useful for exploring small cavities and other complicated environments," said study co-first author Fanping Sui, who recently completed a Ph.D. in engineering at UC Berkeley.

A check mark. It indicates that the relevant content has been reviewed and verified by an expert Our stories are reviewed by medical professionals to ensure you get the most accurate and useful ...

Optical cavities, also known as optical resonators, are structures that confine light within a small volume by utilizing highly reflective surfaces. These cavities allow light to circulate or bounce ...