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Signore Galilei

Personal blog · signoregalilei.commathscience

Signore Galilei's personal blog at signoregalilei.com covers math and science. Since 2025, 4 different Hacker News readers have linked it 37 times, most often “The most official water costs $120k a gallon”. It is still writing: the last post was on 2026-11-02, and you can follow it by feed.

Visit the blog
37mentions?
4HN people?
2025–2026first – last linked?
Links on Hacker News per year · peak 31 in 2026

Let's Explore! Hi! I'm Signore Galilei, and I write books, create educational videos online, and participated in the Inkhaven blogging residency. New to the blog? Start here! Latest videos: https://www.youtube.com/playlist?list=UU-UBwZe14rXd3ve4WHCIOjQ

Most-linked posts?

  1. The most official water costs $120k a gallon
    2 people · 2 mentions · first linked 2026-07-27
  2. We're Missing a Kind of Asteroid
    2 people · 2 mentions · first linked 2026-10-17
  3. Countries Have the Same Name
    2 people · 2 mentions · first linked 2026-10-05

What Hacker News says?

  1. Submitted What's Earth's dominant species by mass? as a story · 306 points

    HN discussion
  2. Submitted The two Christian saints who are the Buddha as a story · 250 points

    HN discussion
  3. Submitted Tides are weirder than you think as a story · 172 points

    HN discussion
  4. Submitted The mystery animal on an ancient god's head as a story · 155 points

    HN discussion
  5. Submitted Designing a Mechanical Calculator as a story · 33 points

    HN discussion
  6. Submitted How to put 170 atoms in an atom as a story · 9 points

    HN discussion
  7. Submitted Review: Surreal Numbers as a story · 5 points

    HN discussion
  8. Submitted Were the Space Shuttle's boosters the size of two horse butts? as a story · 4 points

    HN discussion
  9. Submitted We're Missing a Kind of Asteroid as a story · 3 points

    HN discussion
  10. Submitted We're Missing a Kind of Asteroid as a story · 3 points

    HN discussion
  11. Submitted Countries Have the Same Name as a story · 3 points

    HN discussion
  12. Submitted Antarctica is keeping the ocean alive For now as a story · 3 points

    HN discussion
  13. Submitted The Earth is missing 3T tons of mass as a story · 3 points

    HN discussion
  14. Submitted How to find an eclipse around another planet as a story · 3 points

    HN discussion
  15. Submitted The most official water costs $120k a gallon as a story · 3 points

    HN discussion
  16. Submitted There are too many types of barcode as a story · 3 points

    HN discussion
  17. Submitted The "canal" in the Amazon that breaks the rules as a story · 2 points

    HN discussion
  18. Submitted The next total solar eclipse is 500M miles away as a story · 2 points

    HN discussion
  19. Submitted The most official water costs $120k a gallon as a story · 2 points

    HN discussion
  20. Submitted What Columbus used instead of the North Star as a story · 2 points

    HN discussion
  21. Submitted The mountain that weighed the Earth as a story · 2 points

    HN discussion
  22. Submitted Preserved Fish, Boss of New York City as a story · 2 points

    HN discussion
  23. Submitted Vikings. Vikings Everywhere as a story · 2 points

    HN discussion
  24. Submitted A Formula for Round Numbers as a story · 2 points

    HN discussion
  25. Submitted Countries Have the Same Name as a story · 1 points

    HN discussion
  26. Submitted 8B Protagonists as a story · 1 points

    HN discussion
  27. Submitted Why New Zealand is on a map of the USA as a story · 1 points

    HN discussion
  28. Submitted The last Romans are still around as a story · 1 points

    HN discussion
  29. Submitted The failed plan to centralize the nukes as a story · 1 points

    HN discussion
  30. Submitted The round-the-world escape from Pearl Harbor as a story · 1 points

    HN discussion

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