A new study says a Mediterranean diet prevents heart disease, thanks in part to the ubiquitous olive oil. We explore what's really inside that dark bottle, what extra virgin really means and why olive oil is so good for you.

While the sequester threatens to hit Virginia's economy especially hard, Gov. Bob McDonnell announced Thursday that the commonwealth hit a record in agricultural exports.

Virginia lawmakers have rejected a bill that would strengthen local farmers' rights to sell products.

One wildlife biologist is tracking the planet's rarest animals, in hopes of understanding why they’re scarce and what it means for all species. We explore his research, and how technology is helping catalog the world's biodiversity.

Americans at an oil facility in Algeria were among a number of people taken hostage yesterday. An Islamic militant group has claimed responsibility. An update on the crisis.

Kojo and a food historian look back at how food processors have influenced both our palates and our preference for what we eat, and find out how the industry is changing to meet modern taste and dietary demands.

The National Museum of American History is soliciting articles and accounts for a planned exhibit on agriculture in the United States, tentatively slated for 2015.

The future of wine is in flux for both casual drinkers and aficionados. We talk with Wine Review columnist Michael Franz about the headlines making waves among the vines.

Kojo explores the overlapping issues of school safety, gun control and the challenges of talking to kids about tragic news.

How America's trees and forests shaped the nation.