Roshan communication timeline
Category: Other
Updated: 26 Jun 2019
Contributors
Created byRoshan Devulapally
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Events
Polybius, a greek historian
created a complex
alphabetical smoke signals
by holding two torches
in a particular positionCarrier pigeons
used in BaghdadA regular service has been set
up between Baghdad and SyriaPaul Reuter used a fleet of 45 pigeons
to deliver news and stock prices between
Brussels and Aachentelegraph inventedTelephone first used by
Alexander Graham BellFirst SMS sentUK's first picture
messaging serviceMore than 10 billion
outgoing Whatsapp
messagesSiri was releasedEstimated that 50 billion
devices will be connected
to the internetInternet was createdApple was invented by
Steve Jobs and Steve Wozniak
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