At a bar in western Minnesota's Benson on Tuesday night, citizens pressed a natural gas company about a pipeline that aims to ferry dairy cow-emitted biogas for use as green energy. While many asked ...

Cow power, also known as dairy renewable natural gas, is natural gas produced from the manure from feedlots and dairy farms. Cow power is the cleanest of all possible energy sources, including solar, ...

A University of California researcher is trying to measure the amount of gas cows release into the air. He says his findings are not only controversial, but are being misinterpreted. Tamara Keith of ...

COLUMBIA — An inmate-run gas plant at a South Carolina prison will turn cow manure into renewable energy that can power major companies in the state. Charleston-based company GreenGas USA is planning ...

Clearly not all cow muck can be harvested. But if more food waste was collected, and more biogas plants built near dairy farms, "by 2050, we could be looking at 10-15 million households heated with ...

Ice cream company Ben & Jerry's is working on editing its cows' diets in an effort to reduce greenhouse gas emissions from flatulence. Last month, the company announced a new project to slash ...

With a nose painted dark walnut, Nugget's body is the color of a lightly toasted marshmallow. Her hair is soft when brushed one way, coarse when brushed the other. Weighing a queen-size 1,200 pounds, ...