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The guy used his knowledge of mathematics and you can technicians to design strong machines, like the compound pulley and lever, to boost the range of their catapults. He is said to has designed gadgets you to helped pick the brand new location and you will movements out of globes, the newest moonlight, and the sunshine. One particular methods try a tan sphere you to displayed the location from other worlds besides the planet, which was regarded as the middle of the fresh world. (more…)