NAME: Shashank Ghosh Roll no. : 21110196 HS 201 Journal 1 The journal discusses the technological, socio-politico-economic, and cultural developments of the Indus Valley Civilization from 500 to 5000 BCE. It highlights the civilization's advancements in metallurgy, ceramics, textile production, irrigation, and water management. The journal also discusses the social and political organization of the culture, including the existence of city-states and a complex social hierarchy, as well as its economic system based on agriculture and trade. It also mentions the civilization's artistic and architectural achievements, as well as its sophisticated system of writing. Also discussed are the scientific achievements in metallurgy, ceramics, textile production, mathematics, medicine, and astronomy. The Indus Valley Civilization, which existed from around 3300 BCE to 1300 BCE, was one of the earliest civilizations in the world. During the 500 to 5000 BCE period, this civilization experienced significant technological, socio-politico-economic, and cultural developments. Technologically, the Indus Valley Civilization made significant advances in metallurgy, ceramics, and textile production. They developed a sophisticated system of weights and measures and advances in irrigation and water management. They also extensively used brick and stone in their architectural constructions, such as the famous Indus Valley cities of Mohenjo-Daro and Harappa. Socio-politically, the Indus Valley Civilization was divided into small city-states, each with its rulers small elite class likely ruled these city-states, and there is evidence of a complex social hierarchy. Trade was an essential aspect of the civilization, with proof of long-distance trade networks spanning as far as Mesopotamia. Economically, the Indus Valley Civilization was based on agriculture, which was made possible by their irrigation and water management advances. They also engaged in trade within the civilization and with neighboring cultures. The Indus Valley Civilization is also known for its use of seals, which were likely used for trade and record-keeping. Culturally, the Indus Valley Civilization is known for its sophisticated art and architecture. They produced a wide variety of seals, figurines, and pottery, many of which depict scenes of everyday life. They also had a developed writing system, although the script needed deciphered. Indus Valley Civilization also made significant scientific achievements from 500 to 5000 BCE. One of their most notable achievements was in the field of metallurgy. They developed advanced techniques for extracting and working with copper, bronze, and lead. They also produced complex metal objects, such as bangles, beads, and ornaments, demonstrating their metalworking skills. The dug-up bodies were found with bangles around their arms. They also made significant advancements in the field of ceramics. They produced a wide variety of pottery, including storage jars, cooking pots, and figurines. Their ceramics were often decorated with intricate designs, indicating a high skill level in this field. The Indus Valley Civilization also made advancements in the field of textile production. They produced cotton, which was used to make clothing, and they developed a sophisticated system of weaving. They also created various textiles, including blankets and shawls, which were likely used for trade and as prestige items. In mathematics, they developed a system of weights and measures used in trade and commerce. They also used a decimal system and had knowledge of geometry, which is evident from the planning and construction of their cities. They had the knowledge of Pythagoras' theorem, although there are no records of them proving or stating it in a formal/mathematical way. In the field of Medicine, the Indus Valley Civilization knew procedures, such as cranial surgeries and dental work. They also knew herbal medicine and the use of smallpox vaccination. In Astronomy, they knew of the solar year and lunar calendars. This is evident from the seals and artifacts discovered in the Indus Valley Civilization sites. Overall, the Indus Valley Civilization was a complex and advanced civilization that made significant contributions to the fields of technology, politics, economics, culture, and scientific achievements in metallurgy, ceramics, textile production, mathematics, medicine, and astronomy. Their advancements in metallurgy, ceramics, and textile production, as well as their irrigation and water management systems, laid the foundation for the development of future civilizations. References:● “Indus Valley Civilisation - Wikipedia.” Indus Valley Civilisation - Wikipedia, 29 Apr. 2020, en.wikipedia.org/wiki/Indus_Valley_Civilisation. ● “Achievements of Indians in Science and Technology: Indus Valley Civilization GKToday.” Achievements of Indians in Science & Technology: Indus Valley Civilization GKToday, www.gktoday.in/topic/achievements-of-Indians-in-science-technology-Indus-valley-civiliz ation/#:~:text=Indus%20valley%20civilization%20was%20technically,with%20calibration %20in%20multiple%20subdivisionss. Accessed 15 Jan. 2023.