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Joseph Marie Jacquard
British scientist Tim Berners-Lee submits a proposal to his bosses at CERN, the European Organization for Nuclear Research, making the case for a “‘web’ of notes with links (like references) between them” to help researchers access and share data more easily. -
Charles Babbage
English mathematician Charles Babbage conceives of a steam-driven calculating machine that would be able to compute tables of numbers. The project, funded by the English government, is a failure. More than a century later, however, the world's first computer was actually built. -
Herman Hollerith
Herman Hollerith designs a punch card system to calculate the 1880 census, accomplishing the task in just three years and saving the government $5 million. He establishes a company that would ultimately become IBM. -
Alan Turing
Alan Turing presents the notion of a universal machine, later called the Turing machine, capable of computing anything that is computable. The central concept of the modern computer was based on his ideas. -
J.V. Atanasoff
J.V. Atanasoff, a professor of physics and mathematics at Iowa State University, attempts to build the first computer without gears, cams, belts or shafts. -
Hewlett-Packard
Hewlett-Packard is founded by David Packard and Bill Hewlett in a Palo Alto, California, garage, according to the Computer History Museum. -
Atanasoff and Clifford
Atanasoff and his graduate student, Clifford Berry, design a computer that can solve 29 equations simultaneously. This marks the first time a computer is able to store information on its main memory. -
John Mauchly and J. Presper Eckert
Two University of Pennsylvania professors, John Mauchly and J. Presper Eckert, build the Electronic Numerical Integrator and Calculator (ENIAC). Considered the grandfather of digital computers, it fills a 20-foot by 40-foot room and has 18,000 vacuum tubes. -
Mauchly and Presper
Mauchly and Presper leave the University of Pennsylvania and receive funding from the Census Bureau to build the UNIVAC, the first commercial computer for business and government applications. -
William Shockley, John Bardeen, Walter Brattain
William Shockley, John Bardeen and Walter Brattain of Bell Laboratories invent the transistor. They discovered how to make an electric switch with solid materials and no need for a vacuum. -
Grace Hopper
Grace Hopper develops the first computer language, which eventually becomes known as COBOL. Thomas Johnson Watson Jr., son of IBM CEO Thomas Johnson Watson Sr., conceives the IBM 701 EDPM to help the United Nations keep tabs on Korea during the war. -
The FORTRAN programming language
The FORTRAN programming language, an acronym for FORmula TRANslation, is developed by a team of programmers at IBM led by John Backus, according to the University of Michigan. -
Jack Killy and Robert Noyce
Jack Kilby and Robert Noyce unveil the integrated circuit, known as the computer chip. Kilby was awarded the Nobel Prize in Physics in 2000 for his work. -
Douglas Engelbart
Douglas Engelbart shows a prototype of the modern computer, with a mouse and a graphical user interface (GUI). This marks the evolution of the computer from a specialized machine for scientists and mathematicians to technology that is more accessible to the general public. -
UNIX
A group of developers at Bell Labs produce UNIX, an operating system that addressed compatibility issues. Written in the C programming language, UNIX was portable across multiple platforms and became the operating system of choice among mainframes at large companies and government entities. Due to the slow nature of the system, it never quite gained traction among home PC users. -
DRAM
The newly formed Intel unveils the Intel 1103, the first Dynamic Access Memory (DRAM) chip. -
Alan Shugart
Alan Shugart leads a team of IBM engineers who invent the "floppy disk," allowing data to be shared among computers. -
Robert Metcalfe
Robert Metcalfe, a member of the research staff for Xerox, develops Ethernet for connecting multiple computers and other hardware. -
Trash 80
A number of personal computers hit the market, including Scelbi & Mark-8 Altair, IBM 5100, Radio Shack's TRS-80 — affectionately known as the "Trash 80" — and the Commodore PET. -
Microsoft
The January issue of Popular Electronics magazine features the Altair 8080, described as the "world's first minicomputer kit to rival commercial models." Two "computer geeks," Paul Allen and Bill Gates, offer to write software for the Altair, using the new BASIC language. On April 4, after the success of this first endeavor, the two childhood friends form their own software company, Microsoft. -
Steve Jobs and Steve Wozniak (apple 1)
Steve Jobs and Steve Wozniak start Apple Computers on April Fool's Day and roll out the Apple I, the first computer with a single-circuit board, according to Stanford University. -
TRS-80
Radio Shack's initial production run of the TRS-80 was just 3,000. It sold like crazy. For the first time, non-geeks could write programs and make a computer do what they wished -
Jobs and Wozniak (apple 2)
Jobs and Wozniak incorporate Apple and show the Apple II at the first West Coast Computer Faire. It offers color graphics and incorporates an audio cassette drive for storage. -
VisiCalc
Accountants rejoice at the introduction of VisiCalc, the first computerized spreadsheet program. -
Word processing
Word processing becomes a reality as MicroPro International releases WordStar. "The defining change was to add margins and word wrap," said creator Rob Barnaby in email to Mike Petrie in 2000. "Additional changes included getting rid of command mode and adding a print function. I was the technical brains — I figured out how to do it, and did it, and documented it. " -
The first IBM personal computer
The first IBM personal computer, code-named "Acorn," is introduced. It uses Microsoft's MS-DOS operating system. It has an Intel chip, two floppy disks and an optional color monitor. Sears & Roebuck and Computerland sell the machines, marking the first time a computer is available through outside distributors. It also popularizes the term PC. -
Apple’s Lisa
Apple's Lisa is the first personal computer with a GUI. It also features a drop-down menu and icons. It flops but eventually evolves into the Macintosh. The Gavilan SC is the first portable computer with the familiar flip form factor and the first to be marketed as a "laptop." -
Microsoft announces Windows
Microsoft announces Windows, according to Encyclopedia Britannica. This was the company's response to Apple's GUI. Commodore unveils the Amiga 1000, which features advanced audio and video capabilities. -
The first dot-com
The first dot-com domain name is registered on March 15, years before the World Wide Web would mark the formal beginning of Internet history. The Symbolics Computer Company, a small Massachusetts computer manufacturer, registers Symbolics.com. More than two years later, only 100 dot-coms had been registered. -
Deskpro
Compaq brings the Deskpro 386 to market. Its 32-bit architecture provides as speed comparable to mainframes. -
Tim Berners-lee
Tim Berners-Lee, a researcher at CERN, the high-energy physics laboratory in Geneva, develops HyperText Markup Language (HTML), giving rise to the World Wide Web. -
PCs
The Pentium microprocessor advances the use of graphics and music on PCs. -
PCs (continue)
PCs become gaming machines as "Command & Conquer," "Alone in the Dark 2," "Theme Park," "Magic Carpet," "Descent" and "Little Big Adventure" are among the games to hit the market. -
Sergey Brin and Larry Page
Sergey Brin and Larry Page develop the Google search engine at Stanford University. -
Microsoft and Apple
Microsoft invests $150 million in Apple, which was struggling at the time, ending Apple's court case against Microsoft in which it alleged that Microsoft copied the "look and feel" of its operating system. -
Wi-Fi
The term Wi-Fi becomes part of the computing language and users begin connecting to the Internet without wires. -
Mac OS X
Apple unveils the Mac OS X operating system, which provides protected memory architecture and pre-emptive multi-tasking, among other benefits. Not to be outdone, Microsoft rolls out Windows XP, which has a significantly redesigned GUI. -
The first 64-bit processor
The first 64-bit processor, AMD's Athlon 64, becomes available to the consumer market. -
Web browser
Mozilla's Firefox 1.0 challenges Microsoft's Internet Explorer, the dominant Web browser. Facebook, a social networking site, launches. -
You tube and Google
YouTube, a video sharing service, is founded. Google acquires Android, a Linux-based mobile phone operating system. -
MacBook Pro and Nintendo Wii
Apple introduces the MacBook Pro, its first Intel-based, dual-core mobile computer, as well as an Intel-based iMac. Nintendo's Wii game console hits the market. -
Iphone
The iPhone brings many computer functions to the smartphone. -
Microsoft launches Windows 7,
Microsoft launches Windows 7, which offers the ability to pin applications to the taskbar and advances in touch and handwriting recognition, among other features. -
Ipad
Apple unveils the iPad, changing the way consumers view media and jumpstarting the dormant tablet computer segment -
Chromebook
Google releases the Chromebook, a laptop that runs the Google Chrome OS. -
Facebook
Facebook gains 1 billion users on October 4. -
Apple Watch and Windows 10
Apple releases the Apple Watch. Microsoft releases Windows 10. -
The first reprogrammable quantum computer was created.
The first reprogrammable quantum computer was created. "Until now, there hasn't been any quantum-computing platform that had the capability to program new algorithms into their system. They're usually each tailored to attack a particular algorithm," said study lead author Shantanu Debnath, a quantum physicist and optical engineer at the University of Maryland, College Park. -
DARPA
The Defense Advanced Research Projects Agency (DARPA) is developing a new "Molecular Informatics" program that uses molecules as computers. "Chemistry offers a rich set of properties that we may be able to harness for rapid, scalable information storage and processing"
