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  2. Four Great Inventions - Wikipedia

    en.wikipedia.org/wiki/Four_Great_Inventions

    The compass in the Four Great Inventions was formerly the compass of ancient China. It is a kind of direction-indicating tool, which is widely used in navigation, field exploration and other fields. In ancient times, it had a profound influence on trade, war and cultural exchange.

  3. History of the compass - Wikipedia

    en.wikipedia.org/wiki/History_of_the_compass

    North corresponds to 0°, so east is 90°, south is 180° and west is 270°. The history of the compass started more than 2000 years ago during the Han dynasty (202 BC – 220 AD). The first compasses were made of lodestone, a naturally magnetized stone of iron, in Han dynasty China. [1][2] It was called the "South Pointing Fish" and was used ...

  4. List of Chinese inventions - Wikipedia

    en.wikipedia.org/wiki/List_of_Chinese_inventions

    This includes the Four Great Inventions: papermaking, the compass, gunpowder, and early printing (both woodblock and movable type). The list below contains these and other inventions in ancient and modern China attested by archaeological or historical evidence, including prehistoric inventions of Neolithic and early Bronze Age China.

  5. Compass - Wikipedia

    en.wikipedia.org/wiki/Compass

    A compass is a device that shows the cardinal directions used for navigation and geographic orientation. It commonly consists of a magnetized needle or other element, such as a compass card or compass rose, which can pivot to align itself with magnetic north. Other methods may be used, including gyroscopes, magnetometers, and GPS receivers.

  6. Cai Lun - Wikipedia

    en.wikipedia.org/wiki/Cai_Lun

    Of those who originated China's Four Great Inventions of the ancient world—the compass, gunpowder, papermaking and printing—only the inventor of papermaking, Cai Lun, is known. [81] Additionally, in comparison to other Chinese inventions such as the writing brush and ink, the development of paper is the best documented in literary sources. [6]

  7. History of science and technology in China - Wikipedia

    en.wikipedia.org/wiki/History_of_science_and...

    Four Great Inventions. The intricate frontispiece of the Diamond Sutra from Tang dynasty China, 868 AD (British Library) The "Four Great Inventions" (simplified Chinese: 四大发明; traditional Chinese: 四大發明; pinyin: sì dà fāmíng) are the compass, gunpowder, papermaking and printing. Paper and printing were developed first.

  8. South-pointing chariot - Wikipedia

    en.wikipedia.org/wiki/South-pointing_chariot

    jinamcha. The south-pointing chariot (or carriage) was an ancient Chinese two-wheeled vehicle that carried a movable pointer to indicate the south, no matter how the chariot turned. Usually, the pointer took the form of a doll or figure with an outstretched arm. The chariot was supposedly used as a compass for navigation and may also have had ...

  9. Ma Jun (mechanical engineer) - Wikipedia

    en.wikipedia.org/wiki/Ma_Jun_(mechanical_engineer)

    Ma Jun馬鈞. Ma Jun ( fl. 220–265), [1] courtesy name Deheng, was a Chinese mechanical engineer, inventor, and politician who lived in the state of Cao Wei during the Three Kingdoms period of China. His most notable invention was that of the south-pointing chariot, a directional compass vehicle which actually had no magnetic function, but ...