The former U.S. Poet Laureate, Ted Kooser, reads "Tillage Marks," a poem about the marks that farm tools make on stones in a farmer's field.

How did a nation of pioneers settle down and accept the limits of civilization? Former U.S. Poet Laureate, Ted Kooser, reads "City Limits."

In the 1950s and 60s, center pivot irrigation systems were the cutting edge of agricultural technology and Robert Daugherty was a young entrepreneur in search of new products to weather an economic slow down. Daugherty remembers how he bought the patent for the first center pivot system and then spent years improving the reliability of the system. Today, pivots create green circles in fields around the world and Valmont is the world's largest manufacturer of the systems.

In this video podcast, Ted Sorensen says the future might have been very different if John F. Kennedy had lived -- different for young people and minorities, different for the economy, and different for the Vietnam War and prospects for peace.

Ted Sorensen remembers that early in the Cold War governments and families built fallout shelters and practiced "Duck and Cover" drills to try and survive a nuclear attack. Sorensen wonders if they would have been effective.

Theodore (Ted) Sorensen was President John F. Kennedy's speech writer and special assistant. In this video podcast, Sorensen talks about Kennedy's farm programs -- he may not have understood them, but JFK was able to relate to farmers in the same way he related to other voters.

In October 2006, dozens of antique tractor owners gathered at the Wessels Living History Farm at York, Nebraska, to show off their restored machines. This video podcast highlights the traditional Parade of Power.

August 15, 1945, the news broke that World War II was over. Victory over Japan was celebrated all around the world – including the small city of North Platte, Nebraska. This video podcast features historic footage of the celebration in North Platte.