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Zhang Heng (Chinese: 張 衡; AD 78–139), formerly romanized Chang Heng, was a Chinese polymathic scientist and statesman who lived during the Han dynasty.
Zhang Heng (born 78 ce —died 139) was a Chinese mathematician, astronomer, and geographer. His seismoscope for registering earthquakes was apparently cylindrical in shape, with eight dragons’ heads arranged around its upper circumference, each with a ball in its mouth.
- The Editors of Encyclopaedia Britannica
Sep 13, 2017 · Zhang Heng (78-139 AD) was a Chinese astronomer, mathematician, inventor, geographer, cartographer, artist, poet, statesman, and literary scholar from Nanyang, Henan Province, China. He is noted for many ancient Chinese inventions .
- Ancient-Origins
Zhang Heng was a Chinese mathematician, astronomer and geographer. He became chief astrologer and minister under the Emperor An'ti of China.
Feb 9, 2019 · In 132 CE, inventor, Imperial Historian, and Royal Astronomer Zhang Heng displayed his amazing earthquake-detection machine, or seismoscope, at the court of the Han Dynasty. Zhang's seismoscope was a giant bronze vessel, resembling a barrel almost 6 feet in diameter.
- Kallie Szczepanski
Jan 19, 2017 · Thu 19 Jan 2017 — updated 9 Oct 2023. It was the mathematical genius of a brilliant engineer in first-century China that led to the creation of the first earthquake detector – and his reward? Payment in bread.
2 days ago · Zhang Heng (78-139), a native of Nanyang in central China's Henan Province, was a mathematician, astronomer and geographer of the Eastern Han Dynasty (25-220). Zhang Heng was the first person in China to construct a rotating celestial globe and also the inventor of a primitive seismograph for measuring earthquakes and the inventor of the ...
