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30,000 BCE
Cave Paintings
The oldest form of symbols used for communication is cave paintings. According to theorists, cave paintings were created to mark a territory or to record events. The oldest cave painting was discovered inside Chauvet Cave in France around 30,000 B.C. Other earliest cave paintings were found in South Sulawesi, Indonesia and Coliboaia Cave in Romania. https://www.mobilecon2012.com/the-evolution-of-communication-through-the-centuries/ -
10,000 BCE
Symbols
Different signs and symbols were used to deliver messages.
https://www.kalamtime.com/blog/evolution-of-communication/ -
200 BCE
Smoke Signals
Smoke signals were primarily used in sending messages in China. In 200 B.C., guards execute smoke signals to send messages along The Great Wall of China.
https://www.mobilecon2012.com/the-evolution-of-communication-through-the-centuries/ -
1200
Carrier Pigeons
People used to attach small letters to their necks, hoping they would fly to the receiver. Pigeons were also used by Ancient Romans to tell owners how their entries had been placed. They carried essential messages and helped in evolution of communication. kalamtime.com/blog/evolution-of-communication/ -
Newspapers
In 1440, German Johannes Gutenberg developed the printing press system which radically changed communication forever. With this, the newspaper began to flourish in the 16th century. The German-language publication of Johann Carolus in Strasbourg in 1605 was the first newspaper. The first English-language newspaper was published in Amsterdam in 1620. -
Postal System
With raising awareness, people started to use courier services. Letters were delivered from one person to another through postal services. These systems were organized in India, China, Persia, and Rome. https://www.kalamtime.com/blog/evolution-of-communication/ -
Radio and Telegraph
After print media flourished, radio followed. In the 1830s, various scientists, such as Maxwell and Hughes studied on wireless telegraphy which developed the theory of electromagnetism. Telegraph communication started after Samuel Morse invented the Morse code which encoded the ISO basic Latin alphabet. In 1830, Morse integrated the Morse code in telegraphy technology. https://www.mobilecon2012.com/the-evolution-of-communication-through-the-centuries/ -
Telephone
The telegraphy was immediately replaced by the telephone. It was invented by Scottish Alexander Graham Bell in 1876. The telephone acts is a telecommunication device that converts human audio signals to electronic signals which are transmitted via cables.
https://www.mobilecon2012.com/the-evolution-of-communication-through-the-centuries/ -
Internet
After the creation of computers in the 1950s, the ARPANET, which was the early predecessor of the internet was developed. The ARPANET was designed to manage communication between ARPA computer terminals in the 1960s. The term “internet” first emerged in 1973. The first internet service provider was the Telenet. https://www.mobilecon2012.com/the-evolution-of-communication-through-the-centuries/ -
Social Media
The latest mode of communication in the digital era is the use of social media platforms. It has become more available because of the proliferation of smartphones where social media apps can easily be installed. In 2004, Facebook was created by Mark Zuckerberg. https://www.mobilecon2012.com/the-evolution-of-communication-through-the-centuries/ -
Virtual Reality
At the start of 2020, giants like Walmart and General Electric implemented groundbreaking training programs that relied completely on VR . These training programs allowed employees to do hands-on trainings from their home offices rather than sending them to on-location training. https://www.mhcautomation.com/blog/effective-communication-trends-to-follow/#virtual-reality