The Song Dynasty: Innovation Before the Modern World — Fexingo History

Su Song's Cosmic Clock and the Song Dynasty's Lost Engineer

5 min · 7. juni 2026
episode Su Song's Cosmic Clock and the Song Dynasty's Lost Engineer cover

Description

In this episode, Lucas and Luna return to the towering figure of Su Song—the Song dynasty polymath who built a 12-meter astronomical clock tower in Kaifeng around 1090. They explore how Su Song's Xin Yi Xiang Fa Yao (New Design for an Armillary Clock) described an escapement mechanism and a chain drive centuries before they appeared in Europe. The conversation touches on the clock's water-wheel power, its rotating armillary sphere and celestial globe, and the bureaucratic and technical challenges Su Song faced. They also consider why this engineering marvel was dismantled by the Jin invaders and why its principles were not revived for centuries. Along the way, they connect Su Song's work to earlier Song innovations in timekeeping and astronomy, and reflect on what the loss of such knowledge means for our understanding of medieval Chinese science. #SuSong #SongDynasty #CosmicClock #XinYiXiangFaYao #Kaifeng #Astronomy #HistoryOfScience #Escapement #ChainDrive #ArmillarySphere #CelestialGlobe #WaterClock #BencaoTujing #SongZhezong #ChineseInvention #MedievalChina #History #FexingoHistory Keep every episode free: buymeacoffee.com/fexingo [https://buymeacoffee.com/fexingo]

Comments

0

Be the first to comment

Sign up now and become a member of the The Song Dynasty: Innovation Before the Modern World — Fexingo History community!

Get Started

1 month for 9 kr.

Then 99 kr. / month · Cancel anytime.

  • Podcasts kun på Podimo
  • 20 lydbogstimer pr. måned
  • Gratis podcasts

All episodes

160 episodes

episode Song Dynasty's Fire Lances and the Birth of Gunpowder Warfare artwork

Song Dynasty's Fire Lances and the Birth of Gunpowder Warfare

Long before cannons ruled the battlefield, Song dynasty engineers were experimenting with gunpowder in ways that changed warfare forever. In this episode, Lucas and Luna explore the evolution of early gunpowder weapons—from fire arrows and incendiary bombs to the first fire lances, the direct ancestor of the handheld gun. They examine the chemical experiments of the early Song, the military treatises that recorded these innovations, and the pivotal battles where gunpowder turned the tide. Along the way, they discuss the social and economic factors that drove weapons development, the role of the Song military bureaucracy, and how the Mongol conquest both spread and transformed these technologies. Specific topics include: the Wu Jing Zong Yao's gunpowder recipe of 1044, the fire lance at the Battle of Caishi in 1161, the siege of De'an in 1132, and the thunderclap bomb. A must-listen for anyone curious about the true origins of gunpowder warfare. #SongDynasty #Gunpowder #FireLance #WuJingZongYao #BattleOfCaishi #SiegeOfDeAn #IncendiaryWeapons #MilitaryHistory #ChineseInventions #GunpowderWarfare #FireArrows #ThunderclapBomb #MongolConquest #MedievalChina #History #FexingoHistory #EastAsia #WeaponEvolution Keep every episode free: buymeacoffee.com/fexingo [https://buymeacoffee.com/fexingo]

Yesterday6 min
episode The Song Dynasty's Fiscal Revolution: The World's First Paper Money artwork

The Song Dynasty's Fiscal Revolution: The World's First Paper Money

In this episode, Lucas and Luna explore the Song Dynasty's pioneering creation of paper money, from the early jiaozi in Sichuan to the state-issued huizi. They discuss the economic pressures that led to this innovation, including the copper shortage and the rise of iron coinage, and how the jiaozi began as merchant-issued notes backed by deposits before the government took over. The episode covers the problems of inflation and counterfeiting that plagued later issues, and compares the Song system to parallel developments in the Mongol Yuan dynasty. Listeners will learn about key figures like the merchant Zhang Yong and the official Wang Shaoyi, and how the Song's monetary experiments shaped global financial history. #SongDynasty #PaperMoney #Jiaozi #Huizi #ChineseHistory #EconomicHistory #FinancialInnovation #Sichuan #CopperShortage #IronCoinage #ZhangYong #WangShaoyi #Inflation #Counterfeiting #YuanDynasty #FexingoHistory #History #EastAsianHistory Keep every episode free: buymeacoffee.com/fexingo [https://buymeacoffee.com/fexingo]

Yesterday7 min
episode The Song Dynasty's Unlikely Hero: The Eunuch General artwork

The Song Dynasty's Unlikely Hero: The Eunuch General

When Jurchen armies smashed through the Northern Song capital in 1127, the emperor's own court fled — but one eunuch stayed behind. Tong Guan, history's most powerful eunuch general, led frontier campaigns, negotiated with the Liao, and masterminded the disastrous Alliance with the Jin. In this episode, Lucas and Luna explore the forgotten story of a man who rose from palace servant to supreme commander, only to be blamed for the dynasty's collapse. From the fanatic Liao fortress of Yanjing to the execution grounds of Kaifeng, we trace the strange career of a castrated warrior. Was Tong Guan a visionary or a traitor? The Song Shi records his fall, but the truth is more complicated. #SongDynasty #TongGuan #Eunuch #JurchenJin #LiaoDynasty #Yanjing #Kaifeng #AllianceWithJin #JingkangIncident #SongShi #ChineseHistory #MedievalChina #EastAsianHistory #FexingoHistory #History #WarriorEunuch #FrontierWarfare #ImperialCourt Keep every episode free: buymeacoffee.com/fexingo [https://buymeacoffee.com/fexingo]

13. juli 202610 min
episode The Song Dynasty Coinage Crisis and Paper Money Revolution artwork

The Song Dynasty Coinage Crisis and Paper Money Revolution

In this episode, we explore the Song Dynasty's monetary revolution — how a shortage of bronze coins led to the world's first government-issued paper money. We trace the origins of jiaozi in early 11th-century Sichuan, where iron coins were so heavy they crippled commerce. Lucas explains how private promissory notes evolved into state-backed banknotes under the Renzong emperor, and then into the huizi of the Southern Song. We discuss the challenges of inflation, counterfeiting, and the eventual collapse of the system under Mongol pressure. Along the way, we meet figures like Zhang Yong, the governor who authorized the first jiaozi, and economist Shen Kuo, who analyzed monetary velocity. The episode also touches on the broader context: the Song economy's reliance on copper, the coinage crises of the Tang and Han dynasties, and the surprising resilience of the jiaozi system for over a century. A fascinating chapter in the history of money, long before European central banks. #SongDynasty #Jiaozi #PaperMoney #Sichuan #Renzong #ShenKuo #ZhangYong #Huizi #Coinage #Copper #EconomicHistory #Inflation #MonetaryPolicy #China #HistoryOfMoney #FexingoHistory #History #EastAsia Keep every episode free: buymeacoffee.com/fexingo [https://buymeacoffee.com/fexingo]

13. juli 20269 min
episode The Song Dynasty's Movable Type: Printing Innovation Before Gutenberg artwork

The Song Dynasty's Movable Type: Printing Innovation Before Gutenberg

Long before Gutenberg, the Song Dynasty revolutionized the written word with movable type. In this episode, Lucas and Luna explore the life of Bi Sheng, the 11th-century craftsman who invented ceramic movable type, and trace the evolution of printing from woodblock to type. They discuss the technological challenges of fitting Chinese characters to type, the role of Wang Zhen in improving the process with wooden type, and why movable type didn't fully replace woodblock printing in East Asia. The conversation also touches on the spread of printing to Korea, where metal movable type was perfected, and the contrast with Gutenberg's later press. Along the way, they examine the economic and cultural impact of mass-produced texts, from government documents to Buddhist scriptures, and ponder why the Song printing revolution didn't trigger a similar explosion of literacy as in Europe. This is a story of innovation, adaptation, and the surprising paths of technology through history. #BiSheng #MovableType #SongDynasty #Printing #WangZhen #Gutenberg #Woodblock #CeramicType #Korea #Jikji #ChineseCharacters #DreamPoolEssays #ShenKuo #BookPrinting #HistoryOfTech #EastAsia #History #FexingoHistory Keep every episode free: buymeacoffee.com/fexingo [https://buymeacoffee.com/fexingo]

12. juli 20265 min