The Han Dynasty was a major ruling dynasty in ancient China, renowned for significant advancements in science and technology. Spanning from 206 BCE to 220 CE, it saw innovations such as the development of papermaking, the seismograph, and enhancements in agriculture through improved irrigation techniques. The Han era also marked the consolidation of the Silk Road, which fostered trade and cultural exchange with other civilizations. This dynasty’s contributions significantly influenced Chinese culture, governance, and societal structure.