Before the compass was invented, explorers had to look at the sun, moon, and stars for directional guidance. The Chinese first used magnetic rocks to determine north and south. This technique was ...

The four great inventions of ancient China refer to papermaking, printing, gunpowder, and the compass. They exerted far-reaching impact on the world. In the 8th century, Chinese papermaking technology ...

The Four Great Inventions of ancient China were the compass, paper-making, printing, and gunpowder. These were hallmark achievements of ancient Chinese civilization that had a profound impact on the ...