Loading presentation...

Present Remotely

Send the link below via email or IM

Copy

Present to your audience

Start remote presentation

  • Invited audience members will follow you as you navigate and present
  • People invited to a presentation do not need a Prezi account
  • This link expires 10 minutes after you close the presentation
  • A maximum of 30 users can follow your presentation
  • Learn more about this feature in our knowledge base article

Do you really want to delete this prezi?

Neither you, nor the coeditors you shared it with will be able to recover it again.

DeleteCancel

Timeline of Communication Technology

No description
by

Connor Brennan

on 22 September 2014

Comments (0)

Please log in to add your comment.

Report abuse

Transcript of Timeline of Communication Technology

0 AD
2010
500 BC
2005
Timeline of Communication Technology
Marathon (490 BC)
After the battle of Marathon against the Persian Empire, Pheidippides, a Marathonian messenger, wasted no time delivering a message to Athens, explaining that they had won the battle. He simply threw on his sandals and sprinted twenty-six miles all the way to Athens. When he made it he screamed the message to the council and died right in front of them of exhaustion. Before people had cellphones and radios, this was the only way to send messages, by foot.
Paper (105 AD)
The earliest known version of paper dates all the way back to second century China. Developed by a man known as "Cai Lun". Paper has changed the world ever since. Most messages in the next 2000 years were written on paper.
500 AD
Full transcript