civil engineering - design and construction of roads, bridges, buildings, cryogenics - science of very low temperatures, cybernetics - science of communication and control in machines and brain, ergonomics - study of work environments and conditions, astrophysics - scientific study of the chemical nature and natural forces influencing stars, geopolitics - study of the influence of a country’s position on its politics, astronautics - scientific study of space travel, ethnology - scientific study of human races and their characteristics,

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