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Biological Chemistry

Scientists sniff out the structure of a human olfactory receptor

The research gives a first look at how chemicals trigger our sense of smell


Making molecular movies of vision

Researchers use femtosecond pulses of light to watch what happens when light hits the eye

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Persistent Pollutants

EPA targets 6 PFAS in drinking water

US proposal sets limits for legacy and commercially relevant ‘forever’ chemicals


Podcast: California confronts monitoring challenges for microplastics in drinking water

As California gears up to test for microplastics in drinking water, Stereo Chemistry explores efforts to detect the particles and what their presence means for health

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Biochemistry

Arsenite-induced necroptosis requires stress granules

Process also depends on proteins that localize in stress granules


Why lecanemab’s success spells the revival of small-molecule Alzheimer’s treatments

Unlike bulky biologics, small molecules can make Alzheimer’s treatments cheap, convenient to administer, and widely accessible, experts say