Radio is a communication instrument invented by Guglielmo Marconi, which revolutionized the way in which communication was established in society.
The radio is an equipment that encompasses three important technologies of the period, telegraphy, transmitting waves and the wireless telephone, which manage to reach a large number of listeners.
Television was invented in 1920 by John Baird, who improved radio technology through the transmission of images, being one of the most widespread means of communication in the world.
After the invention of the TV, the first computer was developed, called ENIAC, created in 1943 and a high investment of more than 6 million dollars.
The cellphone is already the most recent invention, invented in 1973 by Martin Cooper, the prototype being the Motorola DynaTAC 8000X.
Regarding means of transport, the train was invented in 1814 by George Stephenson, revolutionizing the way in which people and equipment were transported from one place to another.
Each technological invention is capable of generating development for society. Historically we see that each invention, from radio to cell phone, are improved versions and developed to make communication faster and more dynamic, increasing the quality of life in society.
Therefore, each invention is responsible for generating more and more innovation in society, to the point where we know it today, where the digital revolution impacted the world and made it multicultural and globalized.
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