Bill

🚨 Harvard just made its AI course free. No tuition. No application. Just world-class AI education. Harvard University just released 6 high-quality lectures on AI + Prompt Engineering— and anyone can access them. If you're serious about AI in 2026, start here: 🎓 Harvard University LECTURES 1. Introduction to Generative AI A step-by-step guide to how GenAI actually works. Link: generative-ai-course.hks.har… 2. Prompt Engineering Real tips for improving output quality from any LLM. Link: generative-ai-course.hks.har… 3. Beyond Chatbots: System Prompts, RAG Move past surface use cases into scalable applications. Link: generative-ai-course.hks.har… 4. Generative AI in Teaching & Learning How educators can adapt and lead with AI. Playlist: youtube.com/playlist?list=PL… 5. Teaching with AI in the Classroom Frameworks for trainers and educators. Link: hbsp.harvard.edu/educator-tr… 6. The Basics of Generative AI No jargon. Just clarity. Link: sites.google.com/g.harvard.e… BONUS 🟩 CS50x 2025 – Artificial Intelligence Lecture LLMs, neural nets, and real-world use cases Link: cs50.harvard.edu/x/weeks/ai/ 🟩 CS50 Extension – AI / Prompt Engineering Design prompts that think with you Link: cs50.harvard.edu/extension/2… 🟩 GPT-4: How it works + how to build with it Behind the curtain on GPT-4 Video: youtube.com/watch?v=vw-KWfKw… 🟩 LLMs and the End of Programming Why prompting is the new coding Video: youtube.com/watch?v=JhCl-GeT… --- 💡 REALITY CHECK ✅ Harvard-level AI knowledge is now free ✅ Prompting = career acceleration ✅ 2 lectures can put you ahead of 90% of professionals ✅ The future belongs to people who can “talk to machines” strategically Don’t just consume AI. Learn how to control it. 👇 Which lecture are you starting with? ♻️ Repost to help others learn AI 🔖 Save this (you’ll need it later)

50 legendary internet rabbit holes you can spend hours exploring👇 1. zoom.earth — Watch the world via live satellite imagery 2. flightradar24.com — See every plane currently in the sky 3. marinetraffic.com — Track all ships at sea in real time 4. windy.com — Live map of winds and storms 5. lightningmaps.org — Watch lightning strikes hitting Earth in real time 6. earthquake.usgs.gov — Live list of recent earthquakes 7. submarinecablemap.com — Ocean cables carrying the internet 8. globalforestwatch.org — Watch forests disappear from space 9. worldometers.info — The world's statistics, second by second 10. internetlivestats.com — Current number of tweets and searches being posted 11. thetruesize.com — Compare the true sizes of countries 12. oldmapsonline.org — Maps from centuries ago 13. davidrumsey.com — Archive of 150,000 historical maps 14. openstreetmap.org — World map drawn by volunteers 15. window-swap.com — Look out the window of a random person around the world 16. virtualvacation.us — Virtual walks through cities 17. mapcrunch.com — Teleport to a random spot on Earth 18. atlasobscura.com — Catalog of the world's strangest places 19. neal.fun — Interactive knowledge experiences 20. htwins.net/scale2 — Scale journey from atom to universe (Updated HTML5 link) 21. eyes.nasa.gov — Explore the solar system in 3D 22. stellarium-web.org — Real sky map in your browser 23. apod.nasa.gov — NASA's astronomy picture of the day 24. images.nasa.gov — NASA's entire visual archive, free 25. pudding.cool — Visual articles told through data 26. ourworldindata.org — The state of the world with real data 27. gapminder.org — What we mistakenly think we know about the world 28. informationisbeautiful.net — Visualizing complex data 29. data.worldbank.org — World Bank's open data 30. data.tuik.gov.tr — Turkey's official statistics database 31. archive.org — Archive of millions of books, films, and software 32. gutenberg.org — 70,000 free books whose copyrights have expired 33. openlibrary.org — Record of every book in the world 34. loc.gov — U.S. Library of Congress digital archive 35. europeana.eu — Europe's cultural heritage archive 36. dp.la — America's digital library collection 37. artsandculture.google.com — Tour museums from home 38. rijksmuseum.nl — Download artworks in high resolution 39. wikiart.org — Archive of 250,000 artworks 40. publicdomainreview.org — Forgotten visual treasures of history 41. openculture.com — Free archive of culture and education 42. metmuseum.org — Met Museum's open collection 43. musicmap.info — Family tree of music genres 44. radiooooo.com — Pick a country and decade to listen to that era 45. listen.hatnote.com — Turn Wikipedia edits into audio 46. wikipedia.org — Random knowledge well 47. timeanddate.com — Time, sunrises, and sky events 48. sciencedaily.com — Live stream of science news 49. arxiv.org — Free preprints of scientific papers 50. observablehq.com — Visualize data with live code Save this. You’ll definitely need some of these later. 🔖