Make all the jokes you want, but the methane emitted in the form of cow burps and farts is actually a major source of greenhouse gas emissions. That could soon change, however, thanks to bacteria ...

Earth has a cow problem. Cow agriculture is one of the largest emitters of climate-warming methane to the atmosphere. But adding a type of red algae known for its methane-inhibiting properties to cow ...

BELLINGHAM -- Udderly fantastic, you say. An alternative-energy project at Western Washington University would power cars with natural gas harvested from cow manure. Students at the state university's ...