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550 BCE
Postal service
Although the first credible claim for the development of a real postal system comes from Persian Empire, the point of invention remains in question. The documented claim (reported by Xenophon) attributes the invention to Cyrus the Great (550 BC), while other writers credit his successor Darius I (521 BC) -
Telegraph france
The most widely used system was invented in 1792 in France by Claude Chappe, and was popular in the late eighteenth to early nineteenth centuries.This system is often referred to as semaphore without qualification. Lines of relay towers with a semaphore rig at the top were built within line of sight of each other -
Pneumatic post
Are systems that propel cylindrical containers through networks of tubes by compressed air or by partial vacuum. -
Telephone
Alexander Graham Bell was awarded the first U.S. patent for the invention of the telephone in 1876. Elisha Gray, 1876, designed a telephone using a water microphone in Highland Park, Illinois. Tivadar Puskás proposed the telephone switchboard exchange in 1876. -
Radio
Guglielmo Marconi: an Italian inventor, proved the feasibility of radio communication. He sent and received his first radio signal in Italy in 1895. By 1899 he flashed the first wireless signal across the English Channel and two years later received the letter "S", telegraphed from England to Newfoundland. -
Napster
Napster is a set of three music-focused online services. It was founded in 1999 as a pioneering peer-to-peer file sharing Internet software that emphasized sharing digital audio files, typically audio songs, encoded in MP3 format. -
Wikipedia
Wikipedia began as a complementary project for Nupedia, a free online English-language encyclopedia project whose articles were written by experts and reviewed under a formal process.On January 10, 2001, Sanger proposed on the Nupedia mailing list to create a wiki as a "feeder" project for Nupedia. -
Facebook
Facebook is a social networking service launched as TheFacebook It was founded by Mark Zuckerberg with his college roommates and fellow Harvard University students Eduardo Saverin, Andrew McCollum, Dustin Moskovitz and Chris Hughes. -
Digg
Digg is a news aggregator with a curated front page, aiming to select stories specifically for the Internet audience such as science, trending political issues, and viral Internet issues. -
Youtube
YouTube is an American online video-sharing platform headquartered in San Bruno, California. Three former PayPal employees—Chad Hurley, Steve Chen, and Jawed Karim—created the service in February 2005. Google bought the site in November 2006 for US$1.65 billion; YouTube now operates as one of Google's subsidiaries -
Twitter
Twitter is an American microblogging and social networking service on which users post and interact with messages known as "tweets". Registered users can post, like, and retweet tweets, but unregistered users can only read them.
