image: Acids are reactive, with even weak acids like vinegar interacting with other materials to wow students. But strong acids can really put on a show. For example, aqua regia, or royal water, is a ...
A new technique enables the use of, for example, cooking oil from fast-food restaurants to dissolve and separate silver. The process requires light and diluted hydrogen peroxide. The technique makes ...
A fungus aboard the ISS extracted palladium from meteorite rock, hinting at future space mining powered by living microbes.
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