For the first time, research has shown how much of a critical role the natural antioxidant selenium plays at the earliest stages of a woman's fertility. "Selenium is an essential trace element found ...

Rice, a staple for billions, is one of the most resource-hungry crops on the planet—but scientists may have found a way to change that. By applying nanoscale selenium directly to rice plants, ...

Selenium, a trace mineral found in various foods and nutritional supplements, may inhibit progression toward esophageal cancer among people with Barrett's esophagus, a precancerous condition that ...

Russell Boyd ponders on how selenium — despite close similarities with its neighbours of the chalcogen family, sulfur and tellurium — continues to reveal chemical and biological activities of its own.