TheDude @ LCS Postat Ianuarie 17 Postat Ianuarie 17 The Astrolabe (c. 200 BCE) The astrolabe is one of the oldest scientific gadgets ever created. It was used by ancient Greek, Islamic, and later European scientists to measure the position of stars and planets, tell time, and even help with navigation at sea. It is considered a precursor to modern GPS and navigation instruments and remained in use for more than 1,500 years. SOURCE
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