Mostly they're found in processed foods. Right now, most fresh produce isn't GMO, though dairy, beef, chicken, and pork could be from animals that ate GMO feed, so check the labels. Some food ...

A scientist guides a long tube into the mouth and down into the stomach of Thing One, a two-month-old calf that is part of a research project aiming to prevent cows from burping methane ...

For beef cattle and dairy cows ... Foods labeled "natural" can contain genetically modified (or engineered) corn, soy, sugar, canola oil, and other ingredients. "Natural" meat and poultry ...

The government said it will start considering proposals to sell genetically engineered animals as food, a move that could lead to faster-growing fish, cattle ... sell no meat from genetically ...