Examining the globe-spanning, sometimes corrupt relationship of chemical companies, academics and regulators, and the powerful toxins and genetically modified seeds used to grow food in many parts of the world.

EXETER, England — The bee findings were not what Syngenta expected to hear. The pesticide giant had commissioned James Cresswell, an expert in flowers and bees at the University of Exeter in England, to study why many of the world’s bee colonies were dying. Companies like Syngenta have long blamed a tiny bug called a … More Examining the globe-spanning, sometimes corrupt relationship of chemical companies, academics and regulators, and the powerful toxins and genetically modified seeds used to grow food in many parts of the world.