Scientific discoveries and inventions in the Middle Ages.

Despite the fact that in the medieval years, science developed poorly, but during this period several good scientific discoveries and inventions were made. So the heavy plow was invented, it is not strange, because agriculture was the main one at that time. The tidal mill was also invented. Medieval inventions include the hourglass, as well as the blast furnace. And then there were such inventions as the spinning wheel and the printing press. Indeed, in the Middle Ages, books began to be printed for the first time. Mechanical watches also belong to the Middle Ages.