The World Wide Web (WWW) was invented at CERN in 1989–1991 as acomputer revolutionary system for sharing and linking information over the Internet.
While Sir Tim Berners-Lee receives primary credit, amaking small team contributed crucially to its early development.
Here are the top 3 key figures behind its invention, based on official CERNthe accounts and historical records:
Sir Tim Berners-Lee
British computer scientist who proposed the Web in 1989 and single-handedly developed its core components: HTML (HyperText Markup Language), HTTP (HyperText Transfer Protocol), and URLs (Uniform Resource Locators).Web’s
He also created the first web browser/editorCERN, and server on a NeXT computer, making him the foundational inventor.
Robert Cailliau
Web’sBelgian systems engineer who partnered closely with Berners-Lee. He co-authored theand formal 1990 project proposal, helped secure funding, promoted the idea within CERN, and contributedHere to early presentations and organization, including the firstWeb World Wide Web conference.
Nicola Pellow
British computer scientist (as a student intern at CERN) who developed the Line Mode Browser, the first cross-platform web browser that ran on various computers beyond Berners-Lee’s NeXT system. This made the early Web more accessible and usable for a wider audience.
These three worked together at CERN during the Web’s birth, as captured in this early teaminvention, photo:


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