Clay weekly context brief for the Chemistry category (ISO week 2026-W43). Clay tracks publications from the Chemistry feed list. Below are recent items from this category, each with its source and a short description of what the publication covers when one is available in the source feed. Recent publications: 1. Policy Watch: DHS proposes significant new fees for international students Source: Chemical & Engineering News Link: https://cen.acs.org/policy/international-student-opt-research-fda-salt/104/web/2026/10?sc=230901_cenrssfeed_eng_latestnewsrss_cen A weekly roundup of policy news in the chemical arena and beyond 2. Tiremakers narrow list of candidates to replace 6PPD Source: Chemical & Engineering News Link: https://cen.acs.org/business/specialty-chemicals/Tiremakers-narrow-list-candidates-replace/104/web/2026/10?sc=230901_cenrssfeed_eng_latestnewsrss_cen 38 potential antiozonants are eliminated; 39 are still under consideration 3. C&EN weekly chemistry news quiz, Oct. 16 Source: Chemical & Engineering News Link: https://cen.acs.org/physical-chemistry/nuclear-chemistry/cen-weekly-chemistry-news-quiz-october-16/104/web/2026/10?sc=230901_cenrssfeed_eng_latestnewsrss_cen Test your knowledge of our stories on nuclear clocks, antibacterial coatings, light-activated drugs, and more 4. Mousanes scurry into the medicinal chemists toolbox Source: Chemical & Engineering News Link: https://cen.acs.org/synthesis/medicinal-chemistry/mousanes-scurry-medicinal-chemists-toolbox/104/web/2026/10?sc=230901_cenrssfeed_eng_latestnewsrss_cen Serially spiro-fused cyclobutanes could be a new motif for drugmakers 5. Crossword: Metaphors in C&EN headlines Source: Chemical & Engineering News Link: https://cen.acs.org/analytical-chemistry/crossword-metaphors-cen-headlines/104/web/2026/10?sc=230901_cenrssfeed_eng_latestnewsrss_cen This puzzle reimagines common metaphors from chemists' points of view 6. Estuary Biotherapeutics launches to treat kidney disease with gene therapies Source: Chemical & Engineering News Link: https://cen.acs.org/business/start-ups/estuary-launches-gene-therapy-treat-kidney/104/web/2026/10?sc=230901_cenrssfeed_eng_latestnewsrss_cen The start-up is targeting the most common form of inherited kidney disease 7. Editorial: The innovative molecules emerging from Asia Source: Chemical & Engineering News Link: https://cen.acs.org/business/investment/editorial-innovative-molecules-emerging-asia/104/web/2026/10?sc=230901_cenrssfeed_eng_latestnewsrss_cen Biotechs in the US and Europe face challenges, but as a recent panel discussion made clear, the competition offers global benefits 8. As FDA awaits new chief, concerns rise over role of science advisers Source: Chemical & Engineering News Link: https://cen.acs.org/policy/regulation/fda-overton-scientific-advisory-committees/104/web/2026/10?sc=230901_cenrssfeed_eng_latestnewsrss_cen At a recent confirmation hearing, senators sought assurances from Heidi Overton that advisory committees wont become another political lever 9. Plant-based proteins have a flavor issue. Chemists can help with that Source: Chemical & Engineering News Link: https://cen.acs.org/food/food-ingredients/pea-protein-taste-bad-flavor/104/web/2026/10?sc=230901_cenrssfeed_eng_latestnewsrss_cen Microbes, enzymes, and synthetic chemistry might be able to help remove bad-tasting molecules in pea and other plant protein 10. AI use in STEM PhD dissertations reaches 29%, study finds Source: Chemical & Engineering News Link: https://cen.acs.org/education/graduate-education/generative-ai-use-phd-dissertations/104/web/2026/10?sc=230901_cenrssfeed_eng_latestnewsrss_cen Although artificial intelligence can streamline writing tasks, researchers worry overreliance could impact the development of students scientific expertise 11. Google DeepMind AI crystallography database includes near duplicate structures and unrealistic compounds Source: Chemical & Engineering News Link: https://cen.acs.org/research-integrity/Google-DeepMind-structures-near-duplicates-questionable/104/web/2026/10?sc=230901_cenrssfeed_eng_latestnewsrss_cen After hyping previous claims, tech giant doesnt comment on inquiries about lack of novelty in database of AI-generated crystals 12. Uncovered: Cities of chemistry Source: Chemical & Engineering News Link: https://cen.acs.org/business/Uncovered-Cities-chemistry/104/web/2026/10?sc=230901_cenrssfeed_eng_latestnewsrss_cen C&EN staffers dig into an interactive data piece about where chemistry happens 13. A light-activated morphine derivative relieves pain in mice Source: Chemical & Engineering News Link: https://cen.acs.org/biological-chemistry/biotechnology/light-activated-morphine/104/web/2026/10?sc=230901_cenrssfeed_eng_latestnewsrss_cen Local activation could deliver targeted therapy with fewer side effects 14. Periodic Graphics: What are phone screens made from? Source: Chemical & Engineering News Link: https://cen.acs.org/materials/inorganic-chemistry/periodic-graphic-mobile-cell-phone-glass/104/web/2026/10?sc=230901_cenrssfeed_eng_latestnewsrss_cen Chemical educator and Compound Interest blogger Andy Brunning examines the materials that give phone screens strength, color, and touch sensitivity 15. Lisa McElwee-White elected 2027 ACS president-elect Source: Chemical & Engineering News Link: https://cen.acs.org/acs-news/lisa-mcelwee-white-elected-2027/104/web/2026/10?sc=230901_cenrssfeed_eng_latestnewsrss_cen McElwee-Whites presidential year will be all about communicating science, to neighbors and policymakers alike 16. Opinion: Why chemists should not bet on clinical trials Source: Chemical & Engineering News Link: https://cen.acs.org/pharmaceuticals/drug-discovery/chemists-should-bet-clinical-trials/104/web/2026/10?sc=230901_cenrssfeed_eng_latestnewsrss_cen Prediction markets are wagering on clinical trials. Should scientists participate? Sources in this brief: Chemical & Engineering News. Selected 16 of 20 available items for this weekly brief.