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Many tools were made in prehistory or in the early centuries of recorded history, but archaeological evidence can provide dates of development and use. [ 13 ] [ 14 ] [ 15 ] Olduvai stone technology ( Oldowan ) 2.5 million years ago (scrapers; to butcher dead animals)
3.3 Mya – 2.6 Mya: Stone tools - found in modern-day Kenya are older and only found on the archetype road. Ancient stone tools from Ethiopia were hand-crafted by Australopithecus or related people. [1] [2] [further explanation needed] 2.3 Mya: Earliest likely control of fire and cooking, by Homo habilis [3] [4] [5]
The history of technology is the history of the invention of tools and techniques by humans. Technology includes methods ranging from simple stone tools to the complex genetic engineering and information technology that has emerged since the 1980s. The term technology comes from the Greek word techne, meaning art and craft, and the word logos ...
A saw is a tool consisting of a tough blade, wire, or chain with a hard toothed edge used to cut through material. Various terms are used to describe toothed and abrasive saws. Saws began as serrated materials, and when mankind learned how to use iron, it became the preferred material for saw blades of all kind.
East Africa. Paranthropus (associated) Hominin remains, stone tools. Some - e.g., Kathy Shick [16] - have suggested that the user of the tools in question may have been early Homo butchering Paranthropus as food. Bokol Dora 1 [17] (BD 1) 2.6 Ma. Ledi-Geraru, Ethiopia.
A hand axe (or handaxe or Acheulean hand axe) is a prehistoric stone tool with two faces that is the longest-used tool in human history. [1] It is made from stone, usually flint or chert that has been "reduced" and shaped from a larger piece by knapping, or hitting against another stone. They are characteristic of the lower Acheulean and middle ...
The word "engine" itself is of even older origin, ultimately deriving from the Latin ingenium (c. 1250), meaning "innate quality, especially mental power, hence a clever invention." [2] Later, as the design of civilian structures such as bridges and buildings matured as a technical discipline, the term civil engineering [3] entered the lexicon ...
In the East, churn drills were invented as early as 221 BC during the Chinese Qin dynasty, [12] capable of reaching a depth of 1500 m. [6] Churn drills in ancient China were built of wood and labor-intensive, but were able to go through solid rock. [13] The churn drill appears in Europe during the 12th century. [6]