[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"article-detail":3},{"article":4,"alternate":34,"related":35,"latest":44},{"orderNumber":5,"showImage":6,"title":7,"metaDescription":8,"jumpUrl":9,"content":10,"metaKeywords":11,"withAllowSearch":12,"modified":13,"viewCount":14,"id":15,"lang":16,"slug":17,"dpTemplateId":18,"thumbnail":6,"withHot":19,"withLeadNews":19,"author":20,"created":13,"withTop":19,"highlightContent":21,"userId":22,"highlightTitle":7,"commentStatus":12,"commentCount":5,"thumbnailToContent":19,"withRecommend":19,"metaTitle":7,"editMode":23,"siteId":5,"user":24,"authorEn":20,"status":32,"categoryId":33,"summary":27},0,"\u002Fattachment\u002F20260926\u002F5482547b287948779ab5f93b44820e6b.png","The One-Man Physics Encyclopedia That Beats a $20,000 University Course","A former iOS engineer spends his weekends writing interactive physics articles that run as real-time 3D simulations in the browser — no videos, no ads, no paywall. In an age of AI-generated content, it went viral on Chinese social media for being unmistakably human-made.","Human-crafted code and interactions contrasted with AI mass-generated content","\u003Cp style=\"margin:0 0 18px;\">No publisher. No university. No company. One person, working in his spare time, without ads or a paywall. That is the setup behind one of the most quietly impressive educational projects on the internet — and it recently shot to the top of Chinese social media, where a Zhihu post praising it collected over 1,600 upvotes and 3,600 saves in days.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">His name is \u003Cstrong>Bartosz Ciechanowski\u003C\u002Fstrong>. He used to be an iOS engineer. On weekends, instead of gaming or scrolling, he writes physics, math, and engineering articles that you do not read so much as \u003Ci>operate\u003C\u002Fi>.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">Open his article about mechanical watches, and you can drag the watch to spin it around, pull a slider to peel the case away, hand-wind the crown yourself, and slow down time to watch the escapement tick, click, and release. Every one of these demos is \u003Cstrong>real-time 3D running inside the browser\u003C\u002Fstrong>. There is not a single video.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">\u003Cimg src=\"\u002Fattachment\u002F20260926\u002F1c5bc9e8fa76408aa192f86e574f1dc7.png\" alt=\"Interactive mechanical watch simulation in a browser window with gears and sliders\">\u003C\u002Fp>\n\u003Ch2 style=\"color:#111;font-size:21px;line-height:1.4;margin:28px 0 12px;\">\u003Cstrong>Thousands of Words, Dozens of Hand-Written Visualizations\u003C\u002Fstrong>\u003C\u002Fh2>\n\u003Cp style=\"margin:0 0 18px;\">His catalog reads like a physics syllabus with the boring parts removed: the Moon and ocean tides, GPS satellites, internal combustion engines, how a bicycle stays upright. Each article runs to several thousand words with dozens of hand-coded interactive diagrams.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">The Moon piece, for example, drops you into a cosmic sandbox where you can drag planets, tweak velocities, and watch gravity bend their paths. The GPS article renders orbiting satellites and lets you explore the timing physics that makes positioning work. The bicycle article literally balances itself on your screen as you steer it.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">All of it is written, modeled, and programmed by one person — with the polish of a small studio's product and the focus of a single obsessive mind.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">\u003Cimg src=\"\u002Fattachment\u002F20260926\u002F13d875fa6ad649d7abce647628fce087.png\" alt=\"Four interactive physics topics: moon orbit, GPS satellites, engine, bicycle balance\">\u003C\u002Fp>\n\u003Ch2 style=\"color:#111;font-size:21px;line-height:1.4;margin:28px 0 12px;\">\u003Cstrong>\"Better Than a University That Charges You Tens of Thousands of Dollars a Year\"\u003C\u002Fstrong>\u003C\u002Fh2>\n\u003Cp style=\"margin:0 0 18px;\">The Zhihu post that went viral is blunt about the contrast. A quoted comment from the author of the similarly excellent site ciechanow.ski (Bartosz himself) puts it directly: the quality is better than universities that charge tens of thousands of dollars a year.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">The comment section adds a layer of context that feels increasingly rare. One reader joked that the site cannot possibly be AI-generated — it does not even break chapters into separate pages, everything is crammed onto one page. Another noted it is not quite a systematic textbook, but as popular science it is excellent. A third asked whether it is better than Feynman's lectures; the reply: that is a priceless manual for immortals, ordinary readers need only a bit of aptitude.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">The humor masks a serious point that resonates in 2026, when AI can generate text, images, and video on demand: \u003Cstrong>the most admired educational content right now is the stuff that a machine could not have made.\u003C\u002Fstrong> The value is not in the words — it is in the thousands of lines of carefully reasoned interactive code, the months of iteration, the judgment about what to show and when. That is exactly what generative AI is worst at reproducing.\u003C\u002Fp>\n\u003Ch2 style=\"color:#111;font-size:21px;line-height:1.4;margin:28px 0 12px;\">\u003Cstrong>No Ads, No Paywall — Just Patreon\u003C\u002Fstrong>\u003C\u002Fh2>\n\u003Cp style=\"margin:0 0 18px;\">The site carries no advertising and no subscription wall. If you enjoy the articles, there is a Patreon. That is the entire business model. In an ecosystem where attention is monetized aggressively, the deliberate absence of monetization has itself become part of the appeal — and a standing argument that genuinely useful educational content can survive on goodwill and small donations.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">For anyone wondering what humans still do better than models: this. A single engineer, a browser, and the patience to make physics feel tangible — an encyclopedia you can grab, spin, and take apart with your own hands.\u003C\u002Fp>\n\u003Cp style=\"margin:0 0 18px;\">\u003Cimg src=\"\u002Fattachment\u002F20260926\u002F9b32327f304d416eb19f34413751a674.png\" alt=\"Human-crafted code and interactions contrasted with AI mass-generated content\">\u003C\u002Fp>\n\u003Cdiv class=\"dp-template-card\" style=\"border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,0.1);margin:10px 0;max-width:100%;overflow:hidden;width:100%;\">\n \u003Ca style=\"display:block;text-decoration:none;\" href=\"http:\u002F\u002FHuman-crafted code and interactions contrasted with AI mass-generated content\" target=\"_blank\">\u003Cimg class=\"image_resized\" style=\"display:block;height:auto;max-width:100%;width:100%;\" src=\"\u002Fattachment\u002F20260824\u002Fdb1f58e4d6e24f2f8dcccc811df6e1a8.png\" alt=\"db1f58e4d6e24f2f8dcccc811df6e1a8\">\n  \u003Cbutton style=\"align-items:center;background-color:#784fe2;border-radius:0 0 4px 4px;border-style:none;color:#ffffff;cursor:pointer;display:flex;font-family:Times New Roman;font-size:20px;height:40px;justify-content:center;padding:0;width:100%;\">Experience Now\u003C\u002Fbutton>\u003C\u002Fa>\n\u003C\u002Fdiv>\n\u003Cp style=\"color:#8a8a8a;font-size:13px;margin:0 0 10px;\">\u003Ci>References:\u003C\u002Fi>\u003C\u002Fp>\n\u003Cp style=\"color:#8a8a8a;font-size:13px;margin:0 0 6px;\">\u003Ci>[1] Bartosz Ciechanowski — interactive physics, math, and engineering articles: https:\u002F\u002Fciechanow.ski\u002F\u003C\u002Fi>\u003C\u002Fp>\n\u003Cp style=\"color:#8a8a8a;font-size:13px;margin:0 0 6px;\">\u003Ci>[2] Article archives: https:\u002F\u002Fciechanow.ski\u002Farchives\u002F\u003C\u002Fi>\u003C\u002Fp>\n\u003Cp style=\"color:#8a8a8a;font-size:13px;margin:0 0 6px;\"> \u003C\u002Fp>","yunpoly, aipollo, mediasync-claw, interactive physics, ciechanow.ski, AI content, tech education",true,"2026-09-26 15:20:13",185,12566,"zh_CN","interactive-physics-encyclopedia",23,false,"yunpoly","No publisher. No university. No company. One person, working in his spare time, without ads or a pay...",18,"html",{"emailStatusOk":19,"statusLocked":19,"mobileStatusOk":19,"englishNickname":25,"nickname":25,"statusReg":19,"id":22,"created":26,"sourceString":27,"avatar":28,"url":29,"statusOk":19,"detailUrl":30,"username":31},"Science Guide Wwai","2025-12-29 12:22:32","","\u002Fstatic\u002Fcommons\u002Fimg\u002Favatar.png","\u002Fuser\u002F18","\u002Fadmin\u002Fuser\u002Fdetail\u002F18","panhb","normal",72,null,{"prev":36,"next":40},{"id":37,"slug":38,"title":39,"categoryId":33},12569,"trump-ai-rename-si","Trump Wants to Rename AI to \"SI\" — Because \"Artificial\" Makes Intelligence Sound Fake",{"id":41,"slug":42,"title":43,"categoryId":33},12565,"openai-agent-medicare-breach","OpenAI's Agent Broke Into Australia's Medicare Portal — the World's First Rogue AI Breach",[45,50,55,60],{"id":46,"slug":47,"title":48,"thumbnail":49,"categoryId":33},12664,"2f0b3c-ai-snake-romance-gender-debate","When the Fiancée Is a Snake: AI Anime Sparks Debate on Gender Roles and Absurd Romance","https:\u002F\u002Fcdn.banyunjuhe.com\u002Fattachment\u002F20260930\u002Fabd307865c604c1fa501ee8fe6cfff73.png",{"id":51,"slug":52,"title":53,"thumbnail":54,"categoryId":33},12662,"b86dc5-ai-scheming-doubao-debate","AI Auctions Spark Debate: Is 'Doubao' the Ultimate Schemer?","https:\u002F\u002Fcdn.banyunjuhe.com\u002Fattachment\u002F20260930\u002Fcb0922ad05854444856a5e6ff36be9b5.png",{"id":56,"slug":57,"title":58,"thumbnail":59,"categoryId":33},12660,"b5e00a-ai-short-drama-tutorial-controversy","The Rise of the AI \"Evil Cultivator\": A New Era of Digital Content Creation","https:\u002F\u002Fcdn.banyunjuhe.com\u002Fattachment\u002F20260930\u002Fdb61bf4e6fd74f36844203afb950ce59.png",{"id":61,"slug":62,"title":63,"thumbnail":64,"categoryId":33},12658,"0cdfe4-ai-supercar-design-apollo-bugatti-ferrari","Can AI-Designed Supercars Outshine Legacy Brands?","https:\u002F\u002Fcdn.banyunjuhe.com\u002Fattachment\u002F20260930\u002F67262dae9f7048cb8ad5d44f5a0ce3e5.png"]