A quiet revolution is rolling across American farms—and it’s so hushed that you may have to strain your ears to hear it. Although diesel tractors are practically synonymous with farming, green ...

Modern agricultural tractors contain so much cutting-edge technology, they rival even the latest spacecraft. But the back end is still old-school, relying largely on fossil fuels. So any optimization ...

WEST LAFAYETTE, Ind. — Modern agricultural tractors contain so much cutting-edge technology, they rival even the latest spacecraft. But the back end is still old-school, relying largely on fossil ...