Chemists at UCL and the MRC Laboratory of Molecular Biology have demonstrated how RNA (ribonucleic acid) might have replicated itself on early Earth—a key process in the origin of life. They say ...

Zinc is a crucial mineral that is fundamental in maintaining general health. It performs various body functions, such as enhancing the immune system, healing wounds, and creating DNA. Zinc ...

This article outlines the best vitamins for kids and how they compare. It describes the vitamins and minerals children need for healthy development and explains how children can get these from ...