Leonardo Da Vinci – Bridge

Leonardo Da Vinci, who was also known as an engineer in his time, designed a special type of a bridge witch stretches across the Golden Horn at Istanbul for the Sultan of the Ottoman Empire in 1502. The Sultant did not accept the project because he thought that it was impossible to build a bridge like…

The Printing press and Johannes Gutenberg

Johannes Gensfleisch zur Laden zum Gutenberg, who invented the mechanical movable type printing in the fifteenth century, is said to be one of the most important persons, if not the most important person of the modern period due to the “Printing Revolution” that he started with his invention. Gutenberg was the first European to use movable type printing,…