Wrote 'Dream Pool Essays', within which he described the magnetic needle compass. Made many advances in astronomy and described a geological theory of land formation
invented the world's first water-powered armillary sphere to assist astronomical observation. Also invented the first seismoscope
Discovered artemisinin, which is used in the treatment for malaria
Author of 'Tiangong Kaiwu', an encyclopedia that covered a wide variety of technical subjects, including the use of gunpowder weapons
The engineer of a hydro-mechanical astronomical clock tower in medieval Kaifeng. It included the oldest known endless transmitting power chain
Invented the Louche, a mobile animal-drawn agricultural seed drill
Discovered the finite element method independently of Alexander Hrennikoff and Richard Courant
Conducted an experiment which contradicted the hypothetical law of conservation of parity
With Chen-Ning Yang proved theoretically that one of the basic quantum-mechanics laws, the conservation of parity, is violated in the so-called weak nuclear reactions
She studied and confirmed the phenomena of nuclear fission, her work with Maier-Leibnitz and Bothe included the very first picture of a positron–electron scatter
He proposed a structural model of the center of nitrogenase, a key enzyme used in biological nitrogen fixation
Became the first person to measure the whole internal friction peak of metallic glass
developed the first hybrid rice varieties
Credited with inventing the gnomon and a water powered armillary sphere called the Ling Long Yi, both useful equipment for astronomical observations
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