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People discovered fire, developed paper from plants and forged weapons and tools with stone, bronze, copper and iron. -
People used the power of steam, developed machine tools, established iron production, and the manufacturing of various products( including books through the printing press). -
The internet paved the way for faster communication and the creation of the social network. People advanced the used of microelectronics with the invention of personal computers, mobile devices and wearable technology. Moreover, voice, image, sound and data are digitalized. -
The invention of the transistor ushered in the electronic age. People harnessed the power of transistors that led to the transistor radio, electronic circuits, and the early computers. In this age, long distance communication became more efficient.