Hetu Kamisetty has been leading AI and machine learning efforts at a new start-up called Xaira Therapeutics, which formally launched Tuesday with $1 billion in venture capital—one of the largest venture deals in the history of the biotech industry. cen.acs.org/business/start…

The US Environmental Protection Agency has finalized a rule that will make it harder for future administrations to change how the agency evaluates the health risks of chemicals. cen.acs.org/policy/chemica…

Clean fertilizer technology attracts investment, but the industry’s massive scale makes it hard for new production methods to advance beyond niche applications: cen.acs.org/food/agricultu…

Researchers have identified an enzyme that can assemble into complexes with fractal geometries: cen.acs.org/biological-che…

If the plastics industry continues to grow, plastics production could end up contributing between 21% and 31% of total greenhouse gas emissions: cen.acs.org/environment/gr…

Cannabis users may be inhaling unsafe levels of heavy metals as rolling papers burn, according to a new study: cen.acs.org/safety/consume…

Generative AI comes to gene editing: The protein design company Profluent has used generative artificial intelligence (AI) to dream up new gene editors. cen.acs.org/biological-che… #AI

#ChemTwitter , time to get real! #SciComm is part of every scientist’s duties. You'll need to convey your work across various platforms in a way that is easy to understand. Subscribe to our 6-week course and become a #scicomm pro: cen.acs.org/sections/newsl…

This week in the C&EN magazine: Why some researchers think calcium is the future of batteries + Synthetic biology firms promised a low-carbon industry, but so far they haven’t delivered: cen.acs.org/magazine/102/1…

This rule gives the EPA the authority to go after chemical manufacturers—and others responsible for releasing PFOA and PFOS into the environment—to pay the cost of cleaning up the contaminants. cen.acs.org/environment/pe…

Researchers are releasing a web tool to help chemists pick substrates. They think that if the tool is widely used, it will make substrate selection less biased and enable more meaningful comparisons between different reaction protocols. cen.acs.org/synthesis/Free…