CHICAGO (Reuters) - Iowa has dropped a requirement that all milk received in the state be tested for aflatoxin, the toxic byproduct of a mold that attacks corn during a drought, the state's ...

Climate change is expanding the reach of aflatoxin, a chemical produced by a gray-green mold that infects corn crops and could threaten widespread damage to the country’s lucrative Corn Belt.

Corn, a staple food crop consumed by billions of people and animals worldwide, is frequently contaminated by the fungal toxin aflatoxin B1, a highly potent carcinogen produced by the fungus ...