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Pesticides

EPA proposes to ban chlorpyrifos on most food

To comply with court ruling, plan would allow insecticide on 11 crops


Russia accused of weaponizing science in Ukraine

Academic papers increasingly cite occupied Ukrainian territories as being inside Russia

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Agriculture

Noninsecticidal agrochemicals alter insect behavior

Many noninsecticidal chemicals used in agriculture could contribute to insect population declines


Toxic food packaging chemicals found in humans

Mammary carcinogens found in food packaging are also found in human blood samples

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Biocatalysis

Enzyme and photocatalyst juggle 3-component reaction

Researchers engineered an enzyme to wrangle multiple radicals with high stereoselectivity


Simple method converts fluorspar into fluorochemicals

Generating common fluorinating agents directly from the mineral avoids the dangers of hydrogen fluoride