Clay weekly context brief for the Chemistry category (ISO week 2026-W30). 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. AI-designed nucleases build on natures design Source: Chemical & Engineering News Link: https://cen.acs.org/biological-chemistry/gene-editing/ai-nuclease-design-crispr/104/web/2026/07?sc=230901_cenrssfeed_eng_latestnewsrss_cen Researchers used AI to create variants of a CRISPR-Cas12-like nuclease, some of which show increased editing activity 2. Can the gutted US climate research program rise again? Source: Chemical & Engineering News Link: https://cen.acs.org/environment/climate-change/gutted-us-climate-research-program/104/web/2026/07?sc=230901_cenrssfeed_eng_latestnewsrss_cen With a new head who minimizes climate changes impact, the program has a murky future 3. Chad Mirkin named 2027 Priestley Medalist Source: Chemical & Engineering News Link: https://cen.acs.org/people/awards/chad-mirkin-named-2027-priestley/104/web/2026/07?sc=230901_cenrssfeed_eng_latestnewsrss_cen Nanoscience expert honored for pioneering new nanomaterials, accelerating materials discovery, and creating advanced manufacturing technologies 4. Policy Watch: Trump extends emission rule deadline for chemical companies Source: Chemical & Engineering News Link: https://cen.acs.org/policy/chemical-emissions-nsf-china-botulism-oubreak/104/web/2026/07?sc=230901_cenrssfeed_eng_latestnewsrss_cen A weekly roundup of policy news in the chemical arena and beyond 5. Chemistry accelerates enhanced rock weathering Source: Chemical & Engineering News Link: https://cen.acs.org/physical-chemistry/geochemistry/carbon-removal-climate-solution-erw/104/web/2026/07?sc=230901_cenrssfeed_eng_latestnewsrss_cen The climate solution suffers from slow dissolution rates. This scientist turned to chemistry for a solution 6. Celebrating a 150-year history Source: Chemical & Engineering News Link: https://cen.acs.org/education/science-communication/celebrating-150-year-history/104/web/2026/07?sc=230901_cenrssfeed_eng_latestnewsrss_cen A crossword highlighting national historic chemical landmarks 7. C&EN weekly chemistry news quiz, July 17 Source: Chemical & Engineering News Link: https://cen.acs.org/synthesis/cen-weekly-chemistry-news-quiz-july-17/104/web/2026/07?sc=230901_cenrssfeed_eng_latestnewsrss_cen Test your knowledge of our stories on space chemistry, crustaceans, greenhouse gases, and more 8. Chemistry reveals why some brains dont decay after burial Source: Chemical & Engineering News Link: https://cen.acs.org/biological-chemistry/proteomics/chemistry-reveals-brains-dont-decay/104/web/2026/07?sc=230901_cenrssfeed_eng_latestnewsrss_cen Waterlogged, oxygen-poor conditions prevent destructive oxidation and stabilize certain proteins 9. Lilly to buy psychedelic-drug firm AtaiBeckley Source: Chemical & Engineering News Link: https://cen.acs.org/business/mergers-acquisitions/lilly-buy-psychedelic-drug-firm-ataibeckley/104/web/2026/07?sc=230901_cenrssfeed_eng_latestnewsrss_cen The $2.8 billion deal brings a drug candidate for treatment-resistant depression 10. FDA approves first oral PCSK9 inhibitor for managing cholesterol Source: Chemical & Engineering News Link: https://cen.acs.org/pharmaceuticals/biologics/new-cholesterol-drug-enlicitide-decanoate-lipfendra/104/web/2026/07?sc=230901_cenrssfeed_eng_latestnewsrss_cen Merck & Co.'s macrocyclic peptide enlicitide to be marketed as Lipfendra 11. Tracking metal pollution through sub-Saharan African ecosystems Source: Chemical & Engineering News Link: https://cen.acs.org/environment/persistent-pollutants/tracking-metal-pollution-south-africa/104/web/2026/07?sc=230901_cenrssfeed_eng_latestnewsrss_cen Across African mining regions, scientists are using isotope analysis to trace how mercury spreads through the environment 12. This glue bonds to nonstick surfaces and wipes clean with ethanol Source: Chemical & Engineering News Link: https://cen.acs.org/materials/adhesives/glue-bonds-nonstick-surfaces-wipes-clean/104/web/2026/07?sc=230901_cenrssfeed_eng_latestnewsrss_cen The environmental impact of the fluorinated molecule should be studied, outside experts say 13. Senators press CDC nominee on cyclosporiasis outbreak, vaccine policy Source: Chemical & Engineering News Link: https://cen.acs.org/policy/cdc-nominee-schwartz-cyclosporiasis-outbreak/104/web/2026/07?sc=230901_cenrssfeed_eng_latestnewsrss_cen Sen. Patty Murray asks Erica Schwartz about her potential actions on the infection amid charges that agency cuts have impacted its response 14. Periodic Graphics: Why do some sunscreens stain clothes? Source: Chemical & Engineering News Link: https://cen.acs.org/materials/coatings/sunscreen-stain-laundry-detergent/104/web/2026/07?sc=230901_cenrssfeed_eng_latestnewsrss_cen Chemical educator and Compound Interest blogger Andy Brunning explains why some sunscreens stain clothing 15. ACS Fall 2026 Chicago meeting guide Source: Chemical & Engineering News Link: https://cen.acs.org/acs-news/acs-fall-2026-chicago-meeting/104/web/2026/07?sc=230901_cenrssfeed_eng_latestnewsrss_cen The meeting will take place Aug. 23-27 16. Changing how eyeglass lenses are made Source: Chemical & Engineering News Link: https://cen.acs.org/business/specialty-chemicals/3d-printing-eyeglass-lenses/104/web/2026/07?sc=230901_cenrssfeed_eng_latestnewsrss_cen Eyeglass lenses have been cast, shipped, and ground the same way for decades. Azul 3D is betting that UV-curable photopolymers and 3D printing offer something better 17. Flipping photoredox selectivity with indiscriminate electron transfer Source: Chemical & Engineering News Link: https://cen.acs.org/synthesis/reaction-mechanisms/synthesis-redox-photochemistry/104/web/2026/07?sc=230901_cenrssfeed_eng_latestnewsrss_cen Mechanistic hack enables chemists to couple molecules that have mismatched reduction potentials Sources in this brief: Chemical & Engineering News. Selected 17 of 28 available items for this weekly brief.