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50,000 BCE
Primitive Counting
Counting is introduced; fingers are used for this purpose. -
30,000 BCE
Recording
Paleolithic peoples notch tallies on objects in the nature world to keep track of numbers. -
3400 BCE
Egyptian Invention
A symbol for the number 10 is devised to facilitate counting. -
3000 BCE
Appearance of the Abacus
The abacus is created in China. -
1900 BCE
Agent of Timetracking
Stonehenge is possibly used as a calendar. -
1350 BCE
The First Decimal
The Chinese introduce the decimal. -
260 BCE
Base-20 System and Zero
The Mayan civilization develop the base-20 system, thereby bringing zero into existence. -
Baconian Cipher
The Laconian Cipher is created, which encodes messages in A's and B's. -
"Computer" Coined
The term "computer," delineating one who calculated and computed instead of the present day definition of a device that computed, is first recorded. -
Logarithms
John Napier outlines the break-through idea of logarithms. -
Napier's Bones
John Napier devised a system called "Napiers Bones," which multiplied by adding numbers and divided by subtracting. -
Mechanical Calculating Machine
Germanys Wilhelm Schickard introduces the first known successful mechanical calculating machine, based upon the rudimentary concept thereby posed by Napier's Bones. -
Pascaline
The mathematician Pascal invents the Pascaline, a device capable of adding, subtracting, and carrying between digits. -
Step Reckoner
Leibniz devises the Step Reckoner, an invention capable of multiplying, dividing, and evaluating square roots. -
Binary
Leibniz outlines binary arithmetic. -
Semaphore Line
The semaphore line, facilitating long-distance communication, is invented by Chappe. -
Automated Loom
Jacquard finished the invention of an automated loom, which applies punched cards to work. -
Proto-Telegraph
A primitive telegraph type device is devised by Samuel Soemmering. -
Arithometer
Charles Xavier Thomas de Colmar devised the "Arithometer," a break-through calculating machine, capable of all four operations. -
Silicon
Berzelius makes the discovery of silicon, the basic component of the integrated circuit used today. -
Photograph
Nipple takes the first recorded photograph. -
Ohm's Law
Ohm's law is introduced. -
American Revelation
Dyar becomes the first American to devise a proto-telegraph invention. -
Telegraphs
Pavel Schilling is the first person to send signals from a telegraph to another. -
Morse Code
Morse Code is devised. -
Analytical Engine
The Analytical Engine, the first device to apply punch cards as memory and a method of programming, is introduced. -
Telegraphic Message
Samuel Morse send the first telegraphic message: "What hath God wrought?" -
Staffel's Calculator
In 1845, the Staffel's calculator is demonstrated. -
DeMorgan Transformations
A set of logical operations, also known as DeMorgan transformations, is devised. -
Typewriter
Sholes obtains a patent for a break-through typewriter. -
Tanaka Seizo-sho
The company Tanaka Seizo-sho appears in Japan, later to become present-day Toshiba. -
Telephone
Bell makes the first telephone call. -
Phonograph
Edison introduces the first phonograph, which can record and replay sounds. -
Commercial Electric Power Station
The first commercial electric power station begins to operate. -
Edison Effect
The Edison effect is discovered. -
Rotating Field Motor
Tesla patents the rotating field motor, which facilitates the creation and the primitive transmission of AC power. -
Tabulating Machine
The tabulating machine is introduced. -
Tabulating Machine Company
Hollerith commences the Tabulating Machine Company, also known as present-day IBM. -
Electrical Logic Circuits
Tesla patents a very primitive form of electrical logic circuits. -
Commercial Diode Vacuum Tubes
Fleming fiddles with Edison's diode vacuum tubes, leading to the introduction of a more developed introduction. -
IBM
Present-day IBM is founded in New York. -
Lithium Battery
Lewis begins to experiment with the lithium battery. -
Random Access Computer Memory
The first random access computer memory is introduced, using electrostatic cathode-ray tubes for digital storage. -
Magnetic Core
Magnetic rings are used to store information through polarity. -
DYSEAC
DYSEAC is created; it is an early machine that can spread computing. -
Hard Disk
A hard disk is created. -
Atlas Supervisor
Atlas Supervisor begins. -
SOS
SOS, SHARE Operating System, is created. -
Compact Audio Cassette
Philips created the first compact audio cassette. -
OS/360
OS/360 is introduced by IBM. -
CP-40
CP-40 appears. -
ACP
Airline Control Program is created by IBM. -
AMD
AMD, Advance Micro Devices, is created. -
Advanced Research Projects Agency
Advanced Research Projects Agency goes online. -
Intel 4004
Intel 4004 is introduced. -
E-mail
E-mail is introduced by Ray Tomlinson. -
Data General RDOS
Data General RDOS is created. -
TCP/IP
Transmission Control Protocol/Internet Protocol (TCP/IP) appears. -
Developed O/S
RSX-11D, RT-11, and Alto Os appear. -
Hydra
Hydra appears. -
Intel 8086
Intel 8086 is created. -
New Developments in O/S Evolution
2BSD, Apple DOS, HDOS, TRIPOS, KSOS, and MVS/System Extensions (MVS/SE) appear. -
Motorola 68000
The Motorola 68000 is released. -
Intel 8088
Intel 8088 is created. -
iMAX
iMAX, the O/S for Intel's iAPX 432 capability machine, appears. -
"Internet"
The term "Internet" is first used. -
Domain Name System
Domain Name System is introduced, including .com and .org. -
Windows 1.0
Windows 1.0 appears. -
OS/2 (1.0)
OS/2 (1.0) appears. -
Windows 2.0
Windows 2.0 appears. -
Internet Worm
Virus called Internet Worm strikes. -
Mac OS
Mac OS (System 6) is created. -
WWW
World Wide Web is created. -
New Indexing System
Wide Area Information Server is created. -
Windows 3.1
Windows 3.1 is created. -
MiniDisc
MiniDisc is introduced. -
Zip
Zip drive is created. -
Windows 95
Windows 95 appears. -
DVD
DVD is created. -
Windows NT 4.0
Windows NT 4.0 appears. -
CD-RW
CD-RW is created. -
Weblog
The term "weblog" appears when NASA's website images go viral. -
Intel Pentium II
Intel Pentium II is created. -
Google
Google opens its first company. -
MySpace.com
MySpace.com appears. -
Mac OS 9
Mac OS 9 is created. -
Windows 98
Windows 98, second edition, appears. -
Microdrive
Microdrive is created. -
Holographism
Holographic technology is introduced. -
Wikipedia
Wikipedia is introduced. -
Blu Ray
Blu Ray is created. -
HD-DVD
HD-DVD is created. -
YouTube
YouTube is introduced. -
Windows Vista
Windows Vista is created. -
World of Warcraft
World of Warcraft becomes a popular online game, gaining over 9M subscribers. -
Dropbox
Dropbox is created. -
Mac OS X v10.5
Mac OS X v10.5 is created. -
Microsoft's Offer
Microsoft offers to buy Yahoo! for $44.6 billion. -
Windows Home Server
Windows Home Server is created. -
Android 1.5
Android 1.5 is created. -
Windows 7
Windows 7 is created. -
Android 2.1
Android 2.1 appears. -
Windows Phone 7
Windows Phone 7 is created. -
Windows 8
Windows 8 is created. -
Windows 10
Windows 10 is created. -
Android 7.0
Android 7.0 is created. -
Facebook
Mark Zuckerberg's brainchild, Facebook, gains one billion users.
