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U.S. EPA proposes final pollution cleanup plan for American Cyanamid site
Goal is getting Pfizer-owned land in New Jersey back into use

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Scientists hit the campaign trail
Provoked by Trump, a wave of candidates pushes for evidence-based governing

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U.K. will pay to play in EU science research
Prime minister wants to maintain full participation in Horizon Europe

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Chemical firms rush to meet final REACH regulation deadline
Products made in volumes between 1 and 100 metric tons must be registered by May 31

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Chemists synthesize and screen massive library of nonnatural proteins
Such screens could yield protein drugs with advantages over natural ones

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Bloom Sciences launches to treat epilepsy with ketogenic diet-associated gut microbes
The start-up wants to develop treatments based on two kinds of bacteria linked to the antiseizure effects of the ketogenic diet

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Chemistry in Pictures: Water it down, turn it up

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Chemists claim they?ve defined the first new class of stereoisomers in 50 years
Akamptisomers result from bond-angle inversion

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E-cigarettes? chemistry may explain their popularity among teens
Brands like Juul deliver a form of nicotine that is less harsh to inhale than free-base nicotine

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Artificial metalloenzyme flips switch in cells
Cell-penetrating assembly uncages hormone, turning on gene circuit

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Polymer solar cell hopes to claim new record?
Engineering two organic molecules for better compatibility boosts the conversion efficiency of polymer solar cells to 14.2%?

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Enzyme catalyzes cross-membrane reaction
Hydrophilic and hydrophobic molecules don?t have to leave their natural environments to react

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Tackling sustainable fertilizer production with an alternative electrolyte
Ionic liquid and aprotic solvent boost efficiency of electrochemical ammonia production ?

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Astellas restructures Japan operations?
Company expects to slim its home country head count by 600

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Chemistry in Pictures: Faux ice floes

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What are hair removers, and how do they get rid of unwanted fuzz?
Creams. Wax. Sugar. Lasers. We get to the scientific root of depilation

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Grail raises more funds to advance a blood-based cancer test
Flush with another $300 million, Grail plans to enroll 135,000 people in studies this year to detect circulating tumor-derived DNA

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EPA gears up for controlling poly- and perfluorochemical pollution
Agency plans legal limit on four PFASs in drinking water, creating liability for PFOS and PFOA contamination

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$50 million more for CARB-X will help biotech companies fight antibiotic resistance
Funds from the Gates Foundation and U.K. government will help address antimicrobial resistance in low- and middle-income countries

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Chemical Safety Board chair to resign?
Move will leave agency with three of five board members

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