Selenium is a mineral that is essential for health. It supports a range of body functions, including cardiovascular, immune, and cognitive functions. Share on Pinterest Selenium is present in a ...

Selenium deficiency refers to not having enough selenium in your system. Symptoms may include fatigue, muscle weakness, and infertility, among others. The amount of selenium in food sources is largely ...

The role of selenium in health was first recognized as a toxic one by the recognition of its adverse effects. Being a trace element, only a minute amount is needed to maintain its important ...

This article was taken from the February issue of Wired UK magazine. Be the first to read Wired's articles in print before they're posted online, and get your hands on loads of additional content ...

Photoconductivity was discovered by William Adams and Richard Day in 1876, who found that selenium produced an electric current when the light was allowed to fall on it. The importance of this ...

Selenite is a crystallized form of the mineral gypsum, created when calcium-rich salt water evaporates. Some believe selenite can be used as a healing tool, but there is no scientific evidence to ...