HN Digest

DAILY HACKER NEWS RANKING

2025-10-21

Final ranking · Hacker News daily top 30 ↗

  1. 01

    AWS multiple services outage in us-east-1 (amazon.com)

    2246 points · HN #45640838

  2. 02

    LLMs can get "brain rot" (llm-brain-rot.github.io)

    473 points · HN #45656223

  3. 03

    Alibaba Cloud says it cut Nvidia AI GPU use by 82% with new pooling system (tomshardware.com)

    523 points · HN #45643163

  4. 04

    Neural audio codecs: how to get audio into LLMs (kyutai.org)

    428 points · HN #45655161

  5. 05

    ChatGPT Atlas (chatgpt.com)

    771 points · HN #45658479

  6. 06

    Replacing a $3000/mo Heroku bill with a $55/mo server (disco.cloud)

    813 points · HN #45661253

  7. 07

    A laser pointer at 2B FPS [video] (youtube.com)

    619 points · HN #45632429

  8. 08

    NASA chief suggests SpaceX may be booted from moon mission (cnn.com)

    404 points · HN #45655188

  9. 09

    Foreign hackers breached a US nuclear weapons plant via SharePoint flaws (csoonline.com)

    441 points · HN #45657287

  10. 10

    Ask HN: Our AWS account got compromised after their outage

    395 points · HN #45657345

  11. 11

    Build your own database (nan.fyi)

    547 points · HN #45657827

  12. 12

    KDE Connect: Enabling communication between all your devices (kde.org)

    476 points · HN #45557599

  13. 13

    60k kids have avoided peanut allergies due to 2015 advice, study finds (cbsnews.com)

    355 points · HN #45652307

  14. 14

    My trick for getting consistent classification from LLMs (verdik.substack.com)

    318 points · HN #45571423

  15. 15

    Mathematicians have found a hidden 'reset button' for undoing rotation (newscientist.com)

    186 points · HN #45606853

  16. 16

    Getting DeepSeek-OCR working on an Nvidia Spark via brute force with Claude Code (simonwillison.net)

    201 points · HN #45646559

  17. 17

    Show HN: I'm making a detective game built on Wikipedia (detective.wiki)

    318 points · HN #45617948

  18. 18

    Postman which I thought worked locally on my computer, is down (postman.com)

    537 points · HN #45645172

  19. 19

    The death of thread per core (buttondown.com/jaffray)

    155 points · HN #45649510

  20. 20

    Show HN: Katakate – Dozens of VMs per node for safe code exec (github.com/katakate)

    124 points · HN #45656952

  21. 21

    Diamond Thermal Conductivity: A New Era in Chip Cooling (ieee.org)

    204 points · HN #45654512

  22. 22

    Minds, brains, and programs (1980) [pdf] (csulb.edu)

    103 points · HN #45564821

  23. 23

    I made a small LED panel (stavros.io)

    154 points · HN #45529120

  24. 24

    Our modular, high-performance Merkle Tree library for Rust (github.com/bilinearlabs)

    144 points · HN #45655190

  25. 25

    Ilo – a Forth system running on UEFI (asciinema.org)

    124 points · HN #45655263

  26. 26

    StarGrid: A new Palm OS strategy game (captaintouch.com)

    205 points · HN #45654660

  27. 27

    Bare Metal (The Emacs Essay) (waxbanks.wordpress.com)

    202 points · HN #45584680

  28. 28

    Doomsday scoreboard (march1studios.com)

    236 points · HN #45661084

  29. 29

    Language Support for Marginalia Search (marginalia.nu)

    178 points · HN #45653143

  30. 30

    Old Computer Challenge – Modern Web for the ZX Spectrum (0x00.cl)

    78 points · HN #45650792