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4 giorni fa · The majority of Babylonian mathematical work comes from two widely separated periods: The first few hundred years of the second millennium BC (Old Babylonian period), and the last few centuries of the first millennium BC (Seleucid period). It is named Babylonian mathematics due to the central role of Babylon as a place of study.
4 giorni fa · Iron-bearing ores are much more abundant in the earth’s crust than those of copper, and in Africa, iron was recovered from these ores using the bloomery process, until the importation of European iron in the later second millennium eventually undermined local production.
4 giorni fa · List of years - Wikipedia. Contents. hide. (Top) 1st millennium BC. 2nd millennium. 3rd millennium. See also. List of years. This page indexes the individual years pages. Each year is ordered. 1st millennium BC. 8th Century BC. 719. 718. 717. 716. 715. 713. 7th century BC. 700. 699. 698. 697. 696. 695. 694. 693. 692. 691. 690. 689. 688. 687. 686.
3 giorni fa · 6th century - 2nd century BC: Systematization of medicine and surgery in the Sushruta Samhita in Vedic Northern India. Documented procedures to: Perform cataract surgery . Babylonian and Egyptian texts, a millennium before, depict and mention oculists, but not the procedure itself. Perform Caesarean section.
4 giorni fa · Catherine's D.phil examined the adoption of metal objects and metallurgy in 4th-2nd millennium BC northwest Europe through a close study of various lithic objects long thought to be skeuomorphs of metal. Her research concerns the relationships between people, technology, and material culture.
4 giorni fa · Beginning in the Stone Age, Neolithic herders descended into and occupied these vast tunnels, known as lava tubes, archaeologists have discovered. Cooler air underground would have provided a welcome respite from the sun and wind, and for thousands of years, humans sheltered with their livestock in the tunnels.
22 ore fa · A Millennium Begins. As clocks struck midnight around the globe, the year 2000 marked not just the start of a new year but the dawn of a new millennium. This significant moment in history was met with worldwide celebrations, fears of the Y2K bug, and a sense of entering uncharted territory.
