communication

Prehistory - Body Language and Pictograms

30,000 BCE

In prehistory, humans communicated mainly through body language and gestures. Over time, they began to develop simple pictograms to represent basic objects and concepts on cave walls and clay tablets.

Invention of Cuneiform Writing

3200 BCE

In Mesopotamia, cuneiform writing developed, one of the first known forms of writing. It was carved on clay tablets in a wedge-shaped style of writing.

Invention of the Phoenician Alphabet

1500 BCE

The Phoenicians develop a sound-based alphabetic writing system, which served as the basis for many later writing systems, including Greek, Latin, and Hebrew.

Invention of the Mobile Printing Press

1440

Johannes Gutenberg invents the movable type printing press in Europe, which revolutionizes communication by allowing the mass production of books and pamphlets.

Telegraph

1837

Samuel Morse invents the electric telegraph and develops Morse code, which allows rapid transmission of messages over long distances via telegraph cables.

Phone

1876

Alexander Graham Bell patents the telephone, allowing real-time voice communication at a distance over telephone lines.

Radio

1895

Guglielmo Marconi made the first successful radio transmissions, inaugurating the era of radio broadcasting and allowing the transmission of sound over long distances without cables.

Televisión

1927

Philo Farnsworth demonstrates a fully functional electronic television system, laying the foundation for the development of modern television.

Internet

1960

The emergence of ARPANET, a precursor to the Internet, in the 1960s and the creation of the World Wide Web by Tim Berners-Lee in the 1980s, revolutionized communication by allowing the instantaneous exchange of information on a global scale.

Social networks

2000

The rise of platforms such as Facebook, Twitter, Instagram and LinkedIn has transformed communication, allowing people to connect, share information and collaborate online quickly and easily.