A noteworthy revelation in his profession was computing the periphery of the Earth

history channel documentary When we say "virtuoso" individuals more often than not review Tesla, Einstein or maybe Da Vinci and Sir Isaac Newton. Be that as it may, we more often than not disregard the masters who lived numerous hundreds of years back and whose commitments have started the advancement of the whole human race. Accordingly, I'd like to converse with you today about Eratosthenes of Cyrene who was conceived around 276 BC in Cyrene and kicked the bucket in 196 BC in Alexandria.Eratosthenes was a Greek mathematician and geographer, however beside this he was an artist, cosmologist and music scholar. As though that doesn't sound great, he was additionally the central bookkeeper at the Library of Alexandria - the capital of information and learning in the antiquated world. In any case, his most important commitment and legacy to humankind is the way that the designed the control of topography, including a great deal of the wording utilized today. Truth be told he actually concocted the word geology.

A noteworthy revelation in his profession was computing the periphery of the Earth. Because of this he could get a ton of information about the Earth while never leaving Egypt. He found a lot about its size and shape and he even made a couple outlines. In any case, he additionally based a considerable measure of his suppositions in light of other individuals' drawings and encounters. In the Library of Alexandria he had entry to different travel books, which contained different things of data and representations of the world that should have been sorted out in some composed arrangement. These were the missing bits of information that he expected to finish his perspective of the Earth.So where does the name topography originate from? All things considered, it originates from the word geographia, lit. "earth portrayal" and is firmly attached to his three-volume work Geographika. Eratosthenes portrayed and mapped the whole known world in this work and he additionally isolated the world into five general atmosphere zones.