Primarily, the compass was used for geomancy for a long time before it was used for navigation Ancient Chinese alchemists realized that the magnetite ore would point towards a magnetic north. Their ...

In 1508, Nicolaus Copernicus developed a celestial model of a heliocentric planetary system that transformed the way we view the universe. This bold theory, contrary to the geocentric ...

and the compass. The Great Wall of China stands as a symbol of its rich and powerful past. Even today, Chinese culture ...