Technology, AI, and notes from a long working life
Random thoughts on various topics
Computers evolved from ancient tally sticks and the abacus to mechanical calculators like Pascal’s Pascaline and Leibniz’s Stepped Reckoner. In the 19th century, Charles Babbage designed the Difference Engine and Analytical Engine, while Ada Lovelace recognized their potential for symbolic manipulation and became the first computer programmer. Alan Turing’s theoretical Turing machine and wartime Colossus … Read more
Medical breakthroughs over the past century have extended human lifespans and improved quality of life. Five key advances include the discovery of antibiotics, development of vaccines, organ transplantation, medical imaging technologies, and genomic medicine. These innovations have controlled or eradicated deadly diseases, enabled non-invasive diagnostics, supported personalized treatments, and given patients with organ failure new … Read more
The mobile phone industry features iconic models that shaped global communication through massive sales, durability, and affordability. This ranking highlights the top five best-selling devices, spanning Nokia’s rugged feature phones popular in emerging markets and Apple’s influential iPhones. These include the Nokia 1100 and 1110, each with 250 million units sold, followed by the iPhone … Read more
These five online technology magazines deliver specialized coverage for readers in 2025. Wired offers broad analysis of AI, cybersecurity, and societal impacts with accessible storytelling. TechCrunch focuses on startups, venture capital, and innovation news. The Verge emphasizes consumer tech, gaming, and digital culture through approachable reviews. MIT Technology Review provides research-driven insights into biotech, quantum … Read more
Online libraries provide free or low-cost access to millions of books, audiobooks, and educational resources worldwide. A curated list of the top 10 includes Open Library, Project Gutenberg, Internet Archive, National Digital Library of India, Libby, Hoopla, Digital Public Library of America, Read Print, Bookshare, and ManyBooks. Most offer public domain titles without registration or … Read more