The US agricultural process, from seed to shelf, is so efficient that most people don't think much about it. But food growing and processing is ever more sophisticated, employing computer-guided, ground-shaking machinery, and sometimes controversial techniques. It's an industry of declining family farms, diminishing returns, yet higher yields. We review the evolution of the tools used to produce food, show the steps in the cycle that bring food to the table, and look at the future of farming.
