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450
Chinese invent printing by inking carved wood blocks
-It was possibly invented between the 4th and 7th century
-The invention of printing conceded to be one of the inventions of the adrancement of civilization -
Feb 15, 776
Homing pigeons carry messages about the Olympics for the Ancient Greeks BC
Homing pigeons carry messages about the Olympics for the Ancient Greeks BC
-The used pigeons for this because they could find their way home from over 1,000 miles away!
-The people of the Middle East domestcated pigeons and used then to send messages in times of war and peace -
Jan 1, 1450
Johann Gutenberg invents a printing press using movable metal type.
Johann Gutenberg invents a printing press using movable metal type.
-The first printed press was a bible.
-The book was all finshed by 1455. -
Early newspapers are published in Germany
-The first successfully published newspaper was The Weekly Newes of1622
-The it followed in the 1640's and 1650's -
Mechanical semaphore is invened in France.
-Invented by the chappe brothers in France 1790.
-The first achieved optional telegrph arrived only in 1792 from the French engineers Chappe and his Brothers. -
Ada Byron writes worlds first computer program
- She found it on HIS early work, not hers.
- First alorgathim to process a machine
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Samuel Morse invents a telegraph that can send short and long beeps, called "dots and "dashes"
Samuel Morse invents a telegraph that can send short and long beeps, called "dots and "dashes"
-The Morse code is called what it is because he named it after himself
-Samuel Morse was born in 1791 -
First successful transmissions iver a transatlantic cable.
- There was 5 attempts
- One was even sent from Queen Victoria to James Bunchanan
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Alexander Graham Bell invents a telephone trasmitting the sound of the voice clearly over electrical wires
Alexander Graham Bell invents a telephone trasmitting the sound of the voice clearly over electrical wires
-Alexander invented the telephone at his summer home in Branford in 1874
-He wanted to improve the telephone system so multiple choices can run be done at a time -
Thomas Edison invents the phonograph a device to record sound on a wax cylinder
Thomas Edison invents the phonograph a device to record sound on a wax cylinder
-The machine had two needles
-This cylinder phonograph was the first machine that could record and reproduce sound -
The first long distance phone calls are made
-The sight of the first long distance phone call was in Cambridge MA
-They think it was made on August 10 -
Gugliermo Marconi sends the first radio signal.
-Gugliermo Marconi sends the first radio signal across the Atlantci Ocean.
-He was an Irish-Italian inventor who popvlarized wireless telegraphy early in the 20th centry.
-In 1895 was sent and recived radio waves over greater and greater distances. -
Pictures are first transmitted over telephone lines
- Known as fax.
- Made from at&t
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Very first few homes get television sets to watch broadcast programs.
Very first few homes get television sets to watch broadcast programs.
-It started broadcasting from Washington DC.
-It broadcasted 5 nights a week until 1932 -
First communications satellite is launched, allowing worldwide live broadcast of the 1964 Olympics.
First communications satellite is launched, allowing worldwide live broadcast of the 1964 Olympics.
-Telstar is the name of the satellite.
-It was launched on top of Thor-Delta rocket. -
The internet is invented by the U.S.
-The internet is invented by the U.S. goverment as a means of military communication.
-They spent more then a decade in relative obscurity.
-In 1975 DARPA dedared the project a succes and named it's management over to the defense communication agency. -
The first E-mail message was sent.
-The first E-mail was sent by Ray Tomlinson.
-It was sent in Cambridge, Massachusetts. -
The personal computer, both small and powerful, is invented.
-Steve Wozriak and Steve jobs created the computer.
-It was finished and solable in 1977. -
The first emoticon is used in an E-mail message
-The first emoticon was used by Kevin Mackenzie
-It was believed that the first symbol was -) -
The first cell phones are available for sale.
-The first cell phone weighed about 2kg
-The DymaTAC 8000x was the first cell phone to be comeicially available -
Tim Berners-Lee invents the World Wide Web.
-Tim was born in Londan, England.
-The Web was made from 1989-1991. -
Marc Andreeson creates the first browser program, allowing people to navigate the Web
Marc Andreeson creates the first browser program, allowing people to navigate the Web
-Marc Andreeson was born on July 9, 1971
-He took an interst in computers in 6th grade and made his first program -
Sumerians record pictographs - 3500BC
3500 B.C.
Sumerians record pictographs representing words on clay tablets.
- First known written language
- Cuneiform means "wedge - shaped" -
Neanderthal man carves a picture on a woolly mammoth tooth 45,000 BC
Neanderthal man carves a picture on a woolly mammoth tooth 45,000 BC
-Discovered near Tata Hungary
-Discovered by a team woolly mammoth -
Chinese make paper from rags.
- Made from mulkberry bark.
- Easier to make that Papyrus.
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Chinese develop postal system
- In Chou dynasty
- Improvements during T'ang dynasty
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Byzantine ship captains use colored flags to send signals to one another across the water.
Byzantine ship captains use colored flags to send signals to one another across the water.
-The sent those messages durring the Naval apperations.
-They were used as secret messages.
