July 6, 2018, 7:24 a.m.
Thailand cave rescue: Ex-navy diver dies on oxygen supply mission
Saman Gunan, an ex-navy diver, lost consciousness taking supplies to trapped boys and their coach.
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Exactly 200 years after the discovery of the trace element selenium, researchers have shown for the first time why this chemical element is indispensable for mammalian life. As integral part of the enzyme GPX4, selenium protects a subset of neurons from cell death during postnatal development.https://www.sciencedaily.com/releases/2017/12/171229095132.htm
