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stock photo of white building An image showing the light readings that DESI takes from the Andromeda galaxy Graphic collage of a person standing in front of a microbes Graphic collage of a person standing in front of a charging battery Graphic collage of a person standing in front of peptoids and peptides UC Berkeley chemists synthesized a flexible polymer membrane incorporating nanoparticles called “porous aromatic frameworks.” The membrane selectively absorbs nearly 100% of metals such as mercury, copper, or iron during desalination, more efficiently producing clean, safe water. The membrane can incorporate a single type of tuned nanoparticle if the metal is to be recovered – or several different types, each tuned to absorb a different metal or ionic compound if multiple contaminants need to be removed in one step. (Credit: Adam Uliana/UC Berkeley) Berkeley Lab's new endothelial function monitor can be used at home, much like a standard blood pressure monitor. (Credit: iStock/PIKSEL)