Interactive Tools
Tech Timeline
Key milestones in the history of technology — from the first transistor to the rise of large language models.
Colossus
The first programmable electronic digital computer, built at Bletchley Park to crack encrypted German messages during World War II.
Transistor Invented
Bell Labs researchers John Bardeen, Walter Brattain, and William Shockley demonstrate the first transistor, replacing vacuum tubes and launching modern electronics.
Integrated Circuit
Jack Kilby at Texas Instruments creates the first integrated circuit, packing multiple transistors onto a single chip.
ARPANET
The first message is sent over ARPANET, the precursor to the modern internet, connecting UCLA and Stanford Research Institute.
First Microprocessor
Intel releases the 4004, the first commercially available microprocessor, containing 2,300 transistors.
Ethernet Invented
Robert Metcalfe at Xerox PARC develops Ethernet, which becomes the dominant standard for local area networking.
Public-Key Cryptography
Diffie and Hellman publish 'New Directions in Cryptography,' introducing the concept that makes secure internet communication possible.
TCP/IP Adopted
ARPANET adopts TCP/IP, the protocol suite that will become the foundation of the modern internet.
World Wide Web
Tim Berners-Lee proposes the World Wide Web at CERN, combining hypertext with internet protocols to create the web as we know it.
Linux Released
Linus Torvalds releases the Linux kernel, which will become the backbone of servers, Android devices, and cloud infrastructure.
Mosaic Browser
The Mosaic web browser popularizes the World Wide Web with its graphical interface, fueling the dot-com era.
Deep Blue Beats Kasparov
IBM's Deep Blue defeats world chess champion Garry Kasparov, a landmark moment for artificial intelligence.
Google Founded
Larry Page and Sergey Brin found Google, introducing the PageRank algorithm that revolutionizes web search.
Facebook Launches
Mark Zuckerberg launches Facebook from a Harvard dorm room, beginning the social media era.
iPhone Released
Apple introduces the iPhone, combining a phone, iPod, and internet communicator into one device and redefining mobile computing.
Bitcoin Whitepaper
Satoshi Nakamoto publishes the Bitcoin whitepaper, introducing blockchain technology and decentralized digital currency.
Stuxnet Discovered
The Stuxnet worm is discovered — the first known cyber weapon, designed to sabotage Iran's nuclear centrifuges.
AlexNet & Deep Learning Boom
AlexNet wins ImageNet by a massive margin, proving the power of deep convolutional neural networks and sparking the modern AI revolution.
Snowden Revelations
Edward Snowden reveals the extent of NSA mass surveillance programs, transforming the global debate on digital privacy.
GANs Introduced
Ian Goodfellow introduces Generative Adversarial Networks, enabling AI to generate realistic images, video, and audio.
AlphaGo Beats Lee Sedol
DeepMind's AlphaGo defeats Go world champion Lee Sedol 4-1, demonstrating AI mastery of an enormously complex strategy game.
Transformer Architecture
Google publishes 'Attention Is All You Need,' introducing the Transformer architecture that powers GPT, BERT, and modern LLMs.
Apple M1 Chip
Apple releases the M1, its first ARM-based chip for Macs, delivering a leap in performance per watt and ending the Intel era.
ChatGPT Launches
OpenAI releases ChatGPT, bringing large language models to mainstream use and sparking a global AI race.
GPT-4 & Multimodal AI
OpenAI releases GPT-4 with vision capabilities, while open-source models like Llama 2 democratize access to powerful AI.
AI Agents & Reasoning Models
AI models gain tool use and chain-of-thought reasoning abilities, moving toward autonomous agents that can plan and execute multi-step tasks.