Solid-state clock Illustration of how thorium atoms are vaporized (bottom) and then deposited in a thin film on the substrate’s surface (middle). This film could form the basis for a nuclear clock ...

Most communities in the U.S. add fluoride to the tap water. It has been common practice for nearly 80 years to protect against tooth decay and cavities, and it's considered a major achievement in ...

Centre for Research in Nanoscience and Nanotechnology, University of Calcutta, JD-2, Sector-III, Salt Lake, Kolkata 700106, West Bengal,India ...

The American study found that Ozempic more than doubles the risk of non-arteritic anterior ischemic optic neuropathy (NAION), a rare condition that damages the optic nerve. In the first Danish ...

MAGA hardliners are targeting the OPT program which allows foreign students, especially from India, to gain work experience in the US, arguing it unfairly replaces American jobs. The OPT program ...

Department of Materials Science and Engineering, University of California, Berkeley, California 94704, United States Materials Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, ...

LEBANON, Ore. - Longtime denizens of this town of 20,000 recalled widespread tooth decay among children before the city council voted to add fluoride to the drinking water two decades ago.

A study at the University of Washington reveals that enamel on teeth changes with age, becoming more compact but brittle and integrating more fluoride through life. Researchers used atom probe ...

Furthermore, the topography and roughness (Ra) of the enamel surface were evaluated using a 3D non-contact optical profilometer ... Sensitive [RGS], and RGS/calcium booster [RCB]) as indicated by the ...

Multiple places in the U.S. are voting on whether to keep fluoride in water, after RFK Jr. revealed a preference to remove it, prior to Trump's election win. This came after the Environmental ...