Trending 2026-09-19: Hacker News, Reddit, Google Trends

Snapshot of what trended on 2026-09-19, archived automatically by NoobClaw.

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Hacker News

50 items
  1. 1
    Inside ZCode: Silently uploading your Git history to the cloud
    286 points · 97 comments
  2. 2
    Claude Code now reads AGENTS.md if there is no Claude.md
    611 points · 217 comments
  3. 3
    Cyclomatic Complexity in C#
    49 points · 17 comments
  4. 4
    Minimal Phone 2
    237 points · 207 comments
  5. 5
    Cache-to-Cache: Direct Semantic Communication Between LLMs (2025)
    78 points · 12 comments
  6. 6
    Saving another 100TB of RAM
    311 points · 59 comments
  7. 7
    Science Is Open Software
    53 points · 23 comments
  8. 8
    The first new cat species discovered in 100 years
    239 points · 89 comments
  9. 9
    Xcode 27.1 Beta Release Notes
    135 points · 87 comments
  10. 10
    Goroutine Leak Profiles
    18 points · 2 comments
  11. 11
    How OpenAI Used Its Own LLMs to Design Its Jalapeño Chip
    102 points · 74 comments
  12. 12
    NASA-IBM Lunar Foundation open-Source Geospatial AI Model
    9 points · 0 comments
  13. 13
    You can run Git on object storage if you re-make packfiles
    12 points · 3 comments
  14. 14
    The Farnese letter
    39 points · 6 comments
  15. 15
    Cloudflare Quick Tunnels
    660 points · 272 comments
  16. 16
    Photon-Emission-Guided Laser Fault Injection Enables RP2350 Secure Debug
    177 points · 64 comments
  17. 17
    Show HN: Cactus Needle 3: 8-29MB automation models can match DeepSeek V4 Flash
    189 points · 83 comments
  18. 18
    OpenJev
    596 points · 256 comments
  19. 19
    Why building a Rust LSP is hard
    39 points · 18 comments
  20. 20
    How to Write with an LLM
    460 points · 311 comments
  21. 21
    SDCC – Small Device C Compiler
    51 points · 13 comments
  22. 22
    Typesafe-computer-use drives a Mac toward a goal for 1/50th of a cent per step
    44 points · 10 comments
  23. 23
    Human brain is two separate organs, Stanford Medicine-led research finds
    15 points · 2 comments
  24. 24
    Android 17 is the first since 3.x to add new APIs without releasing to the AOSP
    733 points · 359 comments
  25. 25
    San Francisco Onion Futures Company
    117 points · 40 comments
  26. 26
    LispBM is a concurrent Lisp for microcontrollers with message passing
    23 points · 3 comments
  27. 27
    Show HN: LiveWorld – Every 24/7 YouTube live camera on one globe
    27 points · 33 comments
  28. 28
    Harm Laundering in GPT Models: Gender Discrimination Transformed Rather Than
    5 points · 0 comments
  29. 29
    Show HN: Seal – Letters and passwords that open for your family after you die
    8 points · 1 comments
  30. 30
    Alibaba open-sources AI model that can detect cancer and nearly 150 conditions
    74 points · 9 comments
  31. 31
    Flock Offers Employees Buyouts as Customers Flee
    27 points · 3 comments
  32. 32
    Warez: The Infrastructure and Aesthetics of Piracy (2021)
    122 points · 39 comments
  33. 33
    How SpaceX streamlined the Raptor engine
    183 points · 52 comments
  34. 34
    Gemini hacked three companies in first known breakout by Google's AI
    37 points · 36 comments
  35. 35
    C++26: Trivial infinite loops are no longer undefined behaviour
    154 points · 211 comments
  36. 36
    Two parallel neural ectoderm progenitors contribute to the developing brain
    107 points · 60 comments
  37. 37
    The Implications of Linguistic Illegibility for LLM Security
    56 points · 20 comments
  38. 38
    The Contract on America
    14 points · 5 comments
  39. 39
    Column built an issuer processor from scratch
    22 points · 5 comments
  40. 40
    I vibed a proof of Conway's conjecture
    209 points · 182 comments
  41. 41
    A search-and-inference database from scratch in pure Zig
    53 points · 16 comments
  42. 42
    Size-Specialized Memory Allocation
    14 points · 3 comments
  43. 43
    US troop deaths during Iran war exceed Pentagon count by at least four
    147 points · 90 comments
  44. 44
    The US 'Kill Chain' That Destroyed an Iranian School
    32 points · 1 comments
  45. 45
    From Geometry to Algebra and Back Again: 4000 Years of Papers (2023) [video]
    23 points · 0 comments
  46. 46
    Korea raises data breach fines to 10% of revenue
    227 points · 71 comments
  47. 47
    US Military had close call after using AI for hallucinated intelligence report
    338 points · 267 comments
  48. 48
    Y Combinator's PAC is throwing money at Republicans across the country
    26 points · 4 comments
  49. 49
    Cekura (YC F24) Is Hiring
    1 points · 0 comments
  50. 50
    War may be coming. Are we psychologically ready?
    21 points · 12 comments

Reddit

50 items
  1. 1
    Morality of disciplining a child without ever laying a hand on them.r/MoralityScaling
  2. 2
    This cat is obsessed with the dog until it reaches for the feet.r/funny
  3. 3
    The state of Pokémon TCG at the moment.
    r/mildlyinfuriating
  4. 4
    To Assault The Bouncer Without Consequences.r/cringereels
  5. 5
    Floridan complains that not even 1000$ can fill his truck tankr/oil
  6. 6
    CHOOSE WISELYr/teenagers
  7. 7
    Whole family in Alabama arrested for running a narcotics empire 🥴r/SipsTea
  8. 8
    Supportive Parents During a Difficult Timer/MadeMeSmile
  9. 9
    Very true.r/PoursTea
  10. 10
    A White 61yo Boomer follows a teenager back home because he passed him on the road going 40mph in a 55mph zone
    r/whoathatsinteresting
  11. 11
    Scared spider
    r/AnimalsBeingDerps
  12. 12
    Do you smoke? It seems like Millennials were the last generation to really take up smokingr/Millennials
  13. 13
    Saudis Tell European Refiners They’ll Get No Crude Next Monthr/worldnews
  14. 14
    This young female bear named Veronica seized the time to take a nap on a large rock that gets submerged at high tide. (Shot by Martin Gregus Jr)
    r/interestingasfuck
  15. 15
    Hippo Crushes Buck That's Stuck in Mud After Wild Dogs Chased It!r/badassanimals
  16. 16
    Carney doing "Trump hands"
    r/AmericansInCanada
  17. 17
    TIL when Kesha lost her case vs Dr Luke and had to keep making albums under his label, Sony refused to promote her and she could only play small theaters. Macklemore invited her on a joint tour where they split stage time evenly, donating a portion of sales to SA victims.r/todayilearned
  18. 18
    Hobby horsing: dressage without the (real) horsesr/interesting
  19. 19
    Meirlr/meirl
  20. 20
    Happy 17th birthday to my old man, Duncan!r/aww
  21. 21
    You suddenly receive 1,000 of the last thing you Googled. What are you stuck with?r/AskReddit
  22. 22
    Goodbye work party for last day of 3 years. I’m vegetarian.
    r/mildlyinfuriating
  23. 23
    Joe Rogan Calls Trump Fans 'F**king Nuts' And Says He's Been 'Left-Wing My Whole Life'r/politics
  24. 24
    The speaker buzz right before your phone started ringing.r/videogames
  25. 25
    Gemini hacked three companies in first known breakout by Google's AI, WSJ reportsr/news
  26. 26
    Members go around Speaker Johnson again, advance Epstein Files Transparency Act sequelr/politics
  27. 27
    ‘Almost Started a War’: US Military Nearly Boarded a Chinese Ship Based on Bad Intel From AIr/worldnews
  28. 28
    Exhausted single mother’s fridger/rareinsults
  29. 29
    look who just darted in front of my carr/cats
  30. 30
    Life lolllr/memes
  31. 31
    [Highlight] It’s Hispanic Heritage Night at Camden Yards and when Orioles’ Latino players ran out onto the field pregame to rep their countries’ flags, a contingent of Brewers decided to join them.r/baseball
  32. 32
    Failed Breakout Character
    r/TopCharacterTropes
  33. 33
    Ed Sheeran ticket prices plunge after Macklemore backlashr/Music
  34. 34
    Look at a Black Monitor Lizard Eat Three Whole Eggs in secondsr/BeAmazed
  35. 35
    Food chain: Instructions unclearr/Unexpected
  36. 36
    The worst form of hypocrisy.r/PoursTea
  37. 37
    Jimothy Up Close!
    r/JimothyTheRaccoon
  38. 38
    Hayley Williams Has Been Screaming "F*ck ICE" at Every One of Her Shows Since Her Tour Began, Opened Her Forest Hills Pre-Show With Macklemore's "Can't Hold Us"r/Music
  39. 39
    Moral?r/MoralityScaling
  40. 40
    Isn't it illegal to leave a ship stranded at sea?r/SipsTea
  41. 41
    The reply understood the assignment 😆r/MurderedByWords
  42. 42
    German tourist Faycal Manz sued taqueria Los Tacos No. 1 for $100,000 because their salsa was too spicy. The case was dismissed.r/interesting
  43. 43
    [OC] Greenhouse gas emissions by country, 2025r/dataisbeautiful
  44. 44
    I’m in a TV slump. What’s the last good show you watched?
    r/GirlDinnerDiaries
  45. 45
    I still rememberr/clevercomebacks
  46. 46
    Ms. Rachel pledges $1M US in Palestinian aid to match Macklemore's donation following Sheeran tour exitr/news
  47. 47
    What warning signs of a worsening economy are you seeing in your line of work that the rest of us wouldn’t notice?r/AskReddit
  48. 48
    If you suddenly had enough money to quit working tomorrow, what would you actually do with your time?r/AskReddit
  49. 49
    Water-filled wheel for the Seals so they can see what's going on up top.r/Amazing
  50. 50
    She discovered fire. The braincell has made a terrible mistake.
    r/OneOrangeBraincell

Google Trends

50 items
  1. 1
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  2. 2
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  3. 3
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  37. 37
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  40. 40
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