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...world where the only medical diagnostic test needed was a small box with flashing lights, like the tricorder used in the TV series Star Trek. You would just wave it in the air near the patient and instantly find out what was wrong with them. This is science fiction, but perhaps we may be getting one small step towards that. We all produce chemicals as by-products of our...

...was ideal for a performer who embraced ideas of the alien, the outsider, the otherworldly and the occult. In an increasingly visual world seemingly preoccupied by perfection, Bowie’s damaged left pupil became an intrinsic and arresting part of his enigmatic identity.[The Conversation] This article was originally published on The Conversation. Read the original article....

...world’s worst mercury poisoning incident, which affected thousands of people who ate contaminated fish in Minamata Bay, Japan, in 1956. Its provisions include banning new mercury mines, phasing out existing ones, and regulating the use of mercury in artisanal and small-scale gold mining. Some15 million miners in 70 countries risk mercury poisoning. Countries with major...