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The Han dynasty (206 BCE – 220 CE) of early imperial China, divided between the eras of Western Han (206 BCE – 9 CE, when the capital was at Chang'an), the Xin dynasty of Wang Mang (r. 9–23 CE), and Eastern Han (25–220 CE, when the capital was at Luoyang, and after 196 CE at Xuchang), witnessed some of the most significant advancements ...
The Chinese astronomer Geng Shouchang of the Han dynasty (202 BC – 220 AD) invented it separately in China in 52 BC, and the Han dynasty polymath Zhang Heng (78–139 AD) was the first to apply motive power using a set of complex gears rotated by a waterwheel which was powered by the constant pressure head of an inflow clepsydra clock, the ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 12 February 2025. Imperial dynasty in China (202 BC – 220 AD) "Eastern Han" and "House of Liu" redirect here. For the Five Dynasties-era kingdom, see Northern Han. For other uses, see House of Liu (disambiguation). Han 漢 202 BC – 9 AD; 25–220 AD (9–23 AD: Xin) The Western Han dynasty in 2 AD ...
Ding Huan (Chinese: 丁緩) was a Chinese craftsman, mechanical engineer, and inventor who lived in the first century CE during the Han dynasty. Among the inventions attributed to him is an air conditioning system based on evaporative cooling. [1]
A video clip showing rammed earth ruins of the Han-period Great Wall at Dunhuang in Gansu province. As the Han–Xiongnu War progressed in favour of the Han, the Wall became maintained and extended beyond Qin lines. In 127 BC, General Wei Qing invaded the much-contested Ordos region as far as the Qin fortifications set up by Meng Tian.
The Han dynasty ruled in an era of Chinese cultural consolidation, political experimentation, relative economic prosperity and maturity, and great technological advances. There was unprecedented territorial expansion and exploration initiated by struggles with non-Chinese peoples, especially the nomadic Xiongnu of the Eurasian Steppe.
The history of the compass started more than 2000 years ago during the Han dynasty (202 BC – 220 AD). The first compasses were made of lodestone, a naturally magnetized stone of iron, in Han dynasty China. [1] [2] It was called the "South Pointing Fish" and was used for land navigation by the mid-11th century during the Song dynasty (960 ...
A Western Han painted ceramic jar with raised reliefs of dragons, phoenixes, and taotie designs Provinces and commanderies at the end of the Eastern Han dynasty in 219 CE. The Han dynasty (202 BC – 220 AD) was the second imperial dynasty of China, following the Qin dynasty (221–207 BC).