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Hace 2 días · By the end of the 2nd millennium BC, the Urnfield Tradition had spread through Italy, northwestern Europe, and as far west as the Pyrenees. It is at this time that fortified hilltop settlements and sheet‐bronze metalworking also spread widely across Europe, leading some authorities to equate these changes with the expansion of the Celts.
Hace 4 días · In the Shulba Sutras of Indian mathematics, dating to an oral tradition from the first or second millennium BC, approximations are given which have been variously interpreted as approximately 3.08831, 3.08833, 3.004, 3, or 3.125. Polygon approximation era π can be estimated by computing the perimeters of circumscribed and inscribed polygons.
Hace 4 días · Humans started to master that process in Eurasia during the 2nd millennium BC and the use of iron tools and weapons began to displace copper alloys – in some regions, only around 1200 BC. That event is considered the transition from the Bronze Age to the Iron Age.
Hace 4 días · The introduction of the water clock to China, perhaps from Mesopotamia, occurred as far back as the 2nd millennium BC, during the Shang dynasty, and at the latest by the 1st millennium BC. Around 550 AD, Yin Kui (殷蘷) was the first in China to write of the overflow or constant-level tank in his book "Lou ke fa (漏刻法)".
Hace 1 día · Gilgamesh ( Akkadian: 𒀭𒄑𒂆𒈦, romanized: Gilgameš; originally Sumerian: 𒀭𒄑𒉋𒂵𒎌, romanized: Bilgames) [7] [a] was a hero in ancient Mesopotamian mythology and the protagonist of the Epic of Gilgamesh, an epic poem written in Akkadian during the late 2nd millennium BC. He was possibly a historical king of the Sumerian ...
Hace 3 días · The Bronze Age in Northern Europe spans the entire 2nd millennium BC, (Unetice culture, Urnfield culture, Tumulus culture, Terramare culture and Lusatian culture) lasting until c. 600 BC. The Northern Bronze Age was both a period and a Bronze Age culture in Scandinavian pre-history, c. 1700–500 BC, with sites as far east as Estonia.
Hace 4 días · v. t. e. The recorded military history of China extends from about 2200 BC to the present day. Chinese pioneered the use of crossbows, advanced metallurgical standardization for arms and armor, early gunpowder weapons, and other advanced weapons, but also adopted nomadic cavalry [1] and Western military technology. [2]
