Tractors that steer themselves are nothing new to Minnesota farmer Doug Nimz. But then four years ago, John Deere brought a whole new kind of machine to his 2,000-acre corn and soybean farm. That ...

Spring is planting season for Missouri farmer Jared Wilson. It’s his only opportunity during the year to get his corn and soybeans sown and sprayed. Not getting it right would affect his yield. But ...