The Trump Administration has been tooting the domestic energy production horn, so it stands to reason they would enthuse over the latest development from the US Department of Energy. Scientists at the agency’s Pacific Northwest National Laboratory have discovered a new secret to tapping the renewable energy potential of that all-American resource, the domesticated cow. Calling all John Waynes! Actually, the manure-to-biogas thing is old news — that’s the idea of capturing methane gas from