Did you know that every coffee bean holds a story? Using nuclear techniques, scientists can trace its journey — from the rain that nourished the plant to the soil that fed its roots. The IAEA, jointly with the Food and Agriculture Organization of the United Nations (FAO), supports countries to use these methods to ensure coffee quality and authenticity. Discover how the University of Costa Rica is building a geographic database for Tarrazú Coffee, helping laboratories worldwide verify its origins and protect its reputation.

This video was first published on 2 January 2025.