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Portal:Internet

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The Internet Portal

Internet Archive servers

An Internet kiosk

The Internet (or internet) is the global system of interconnected computer networks that uses the Internet protocol suite (TCP/IP) to communicate between networks and devices. It is a network of networks that consists of private, public, academic, business, and government networks of local to global scope, linked by a broad array of electronic, wireless, and optical networking technologies. The Internet carries a vast range of information resources and services, such as the inter-linked hypertext documents and applications of the World Wide Web (WWW), electronic mail, telephony, and file sharing.

The origins of the Internet date back to the development of packet switching and research commissioned by the United States Department of Defense in the 1960s to enable time-sharing of computers. The primary precursor network, the ARPANET, initially served as a backbone for interconnection of regional academic and military networks in the 1970s. The funding of the National Science Foundation Network as a new backbone in the 1980s, as well as private funding for other commercial extensions, led to worldwide participation in the development of new networking technologies, and the merger of many networks. The linking of commercial networks and enterprises by the early 1990s marked the beginning of the transition to the modern Internet, and generated a sustained exponential growth as generations of institutional, personal, and mobile computers were connected to the network. Although the Internet was widely used by academia in the 1980s, commercialization incorporated its services and technologies into virtually every aspect of modern life.

The Internet has no single centralized governance in either technological implementation or policies for access and usage; each constituent network sets its own policies. The overreaching definitions of the two principal name spaces in the Internet, the Internet Protocol address (IP address) space and the Domain Name System (DNS), are directed by a maintainer organization, the Internet Corporation for Assigned Names and Numbers (ICANN). The technical underpinning and standardization of the core protocols is an activity of the Internet Engineering Task Force (IETF), a non-profit organization of loosely affiliated international participants that anyone may associate with by contributing technical expertise. In November 2006, the Internet was included on USA Today's list of New Seven Wonders. (Full article...)

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The logo of Wireless Minneapolis

The city of Minneapolis, Minnesota, is covered by a citywide broadband wireless internet network, sometimes called Wireless Minneapolis. The network was first proposed in 2003, at which point only a few other cities nationwide had such systems in place. Local firm US Internet beat out EarthLink to build and operate the network, with a guaranteed ten-year, multimillion-dollar contract from the city itself as the network's anchor tenant. Construction began on the project in 2006, but encountered several delays. Most of the city was covered by the network by 2010, and USI Wireless, the subsidiary of US Internet responsible for the system, set up numerous free internet access points at public locations around Minneapolis.

The network, which offers speeds of one to six megabits per second at a rate of about $20 per month, had about 20,000 residential subscribers by the end of 2010. Municipally, the network is used by city inspectors and employees, with plans in place for the police and fire departments to use it in the future. In 2007, when the I-35W Mississippi River bridge collapsed, the wireless system helped coordinate rescuers and emergency services. The city and USI Wireless have won praise for the network, which has been singled out for being one of the few successful municipal wireless ventures nationwide among a number of stalled or failed projects. (Full article...)

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Map of Seattle's Wi-Fi nodes
Credit: Seattle WiFi Map Project, Maps

Metropolitan area networks, or MANs, are large computer networks usually spanning a city. They typically use wireless infrastructure or Optical fiber connections to link their sites.

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Sergey Brin in 2004
Sergey Brin (Russian: Сергей Михайлович Брин; born August 21, 1973) is a Russian-born American entrepreneur who co-founded Google with Larry Page. Brin currently holds the position of President of Technology at Google and has a net worth estimated at $18.5 billion as of March 9, 2007, making him the 26th richest person in the world and the 5th richest person in the United States, together with Larry Page. He is also the fourth-youngest billionaire in the world. After graduating from the University of Maryland, Brin received a graduate fellowship from the National Science Foundation, which allowed him to study for his master's degree in computer science at Stanford University. Brin received his master's degree in August 1995 ahead of schedule in the process of his Ph.D. studies. Although he is still enrolled in the Stanford doctoral program, Brin has suspended his Ph.D. studies indefinitely while he is working at Google. Brin met Larry Page while they were both graduate students at Stanford, and they authored a paper together entitled a paper entitled "The Anatomy of a Large-Scale Hypertextual Web Search Engine."

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J. Michael Straczynski

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The following are images from various internet-related articles on Wikipedia.

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Mike Godwin
Cyberspace may give freedom of speech more muscle than the First Amendment does. It may already have become literally impossible for a government to shut people up.
Mike Godwin, 1994

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Main topics

Internet topics
Articles
Application layer
ARPANET
Blog
Browsers
CERN
Collaborative software
Computer file
Computer network
Computer networking
DARPA
Data (computing)
Electronic commerce
E-mail
English on the Internet
FidoNet
File sharing
History of the Internet
HTML
HyperCard
Hyperlink
ICANN
Instant messaging
Internet access
Internet capitalization conventions
Internet censorship
Internet Control Message Protocol
Internet democracy
Internet Exchange Point
Internet Governance Forum
Internet privacy
Internet Protocol
Internet protocols
Internet research
Internetworking
Massively multiplayer online role-playing game
Mosaic (web browser)
National Center for Supercomputing Applications
Net neutrality
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Peering
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Transmission Control Protocol
Scale-free network
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Unicode
Uniform resource locator
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User Datagram Protocol
ViolaWWW
Virtual private network
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Wide area network
World Summit on the Information Society
World Wide Web
Lists
List of basic Internet topics
List of Internet topics
Academic databases and search engines
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List of HTTP headers
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List of IPv6 tunnel brokers
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List of social networking websites
List of newsgroups
Comp.* hierarchy
Sci.* hierarchy
List of RFCs
List of search engines
List of virtual communities
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List of websites founded before 1995

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