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They made many improvements: polished stone, pottery and cloths.
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Polished stone
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Pottery
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In those days they create the writting machine, the abacus, the plough and ferrous metallurgy begins
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The Plough
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The abacus.
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In this age many inventions appeared: paper, the lighthouse, horses shoe, mechanical clock, the printig press.
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The printing press.
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This age was really progessive for the sciences, they invented microscope, Galileo's telescope an Torricelli's barometer.
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Galileo's telescope.
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The transformation of power technology in the Industrial Revolution had repercussions throughout industry and society. In the first place, the demand for fuel stimulated the coal industry, which had already grown rapidly by the beginning of the 18th century, into continuing expansion and innovation.
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Steam locomotive.
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In the Contemporary Period many things were invented, and some improvements intechonology, these are: steel revolution, x-ray machine, DVD, TVs and countless things.
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TV
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