This Month in Computing History: September
US Library of Congress "Virtual Library" Launch
The Library of Congress initiated its digital library project, expanding public access to historical texts, photographs, and multimedia collections at the dawn of the World Wide Web.
Andrew Grove's Birthday
The legendary former CEO of Intel and instrumental architect of the Silicon Valley semiconductor boom was born, steering the company through its vital transition into memory and microprocessor dominance.
First ARPANET Data Movement
Data successfully moved from a host at the University of California, Los Angeles (UCLA) through an Interface Message Processor switch, marking a foundational technical step toward the creation of the internet.
Google Chrome Beta Released
Google officially launched the first public beta version of the Chrome web browser for Windows, introducing a multi-process architecture that rapidly transformed the browser landscape.
Robert Dennard's Birthday
The brilliant IBM electrical engineer who invented Dynamic Random-Access Memory (DRAM) was born, creating the single-transistor memory cell that forms the backbone of all modern computer system RAM.
The First Computer Bug
Harvard scientists troubleshooting the electromechanical Mark II calculator logged a real moth trapped in a relay, cementing the technical term debugging into computer science history.
The First Integrated Circuit
Jack Kilby successfully demonstrated the world's first working integrated circuit at Texas Instruments, proving that resistors, capacitors, and transistors could be fabricated together on a single piece of semiconductor material.
Founding of the ACM
The Association for Computing Machinery was established at Columbia University in New York, becoming the world's premier educational and scientific computing society for driving research and professional standards.
The RSA Patent Is Awarded
The foundational public-key cryptography algorithm developed by Rivest, Shamir, and Adleman received its official United States patent, securing the cryptographic backbone of modern digital communication and e-commerce.
IBM Announces Micro Channel Architecture
IBM introduced MCA with its PS/2 computer line, creating a high-performance, proprietary 32-bit bus standard that broke away from the open ISA design and sparked massive industry-wide debate.
Seymour Cray's Birthday
The visionary Father of Supercomputing was born, going on to found Cray Research and design the world's fastest high-performance supercomputers for decades.