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What will it take for a PFAS-free future?
Researchers see mixed results trying to replace fluorinated chemicals in refrigeration, textiles, and ion-exchange membranes for fuel cells
The chemistry behind the Iran port explosion
Officials have not identified the chemicals that caused the blast near Bandar Abbas, but sources say it was a perchlorate
Children’s mattresses can emit semivolatile chemicals
Some of the chemicals have been linked to higher rates of health effects
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UN chemicals negotiators to debate potential global chlorpyrifos ban
The biennial Conference of the Parties to the Basel, Rotterdam, and Stockholm conventions will consider banning the controversial pesticide and two other toxic compounds
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Science takes a shot at your afternoon pick-me-up
Physicists ponder pour-over coffee, while ChatGPT samples brownie recipes
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Merck KGaA to buy cancer biotech SpringWorks for $3.9 billion
German firm boosts its US position and adds oncology drugs and pipeline to health-care business
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Chemistry in Pictures
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NSF halves graduate fellowship awards
Students from all fields lose out on tens of millions of dollars in career-boosting funds this year
Ill-fitting lab coats raise safety and inclusivity concerns
The protective garments are not only uncomfortable but can pose a danger to researchers
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FDA’s shift from animal testing opens doors for organoid makers
New policy could be a windfall for makers of nonanimal models
EPA outlines steps to address PFAS contamination
Planned actions include designating an agency lead on PFAS, creating a liability framework, and establishing new effluent limitation guidelines
How to choose a disease-fighting molecule
Drugmakers sort through many modalities to find the best match for their target proteins
‘A significant milestone’: WHO member states finalize pandemic treaty
The US won’t be party to the global agreement that will allow for rapid sharing of pandemic-related information, pathogen samples, and genetic sequences
Osmium ensnared in a hydrocarbon ring
Chemists make new class of planar organometallic compounds