Hacker News on Saturday, 4 July 2026

The bottleneck might be the air in the room(blog.mikebowler.ca)

756 points by gslin 3 months ago | 430 comments

Blog post by Mike Bowler arguing that rising CO2 levels in meeting rooms degrade decision-making quality during long meetings.

Command and Conquer Generals natively ported to macOS, iPhone, iPad using Fable(github.com)

644 points by asronline 3 months ago | 269 comments

GitHub repository porting Command & Conquer Generals: Zero Hour to run natively on macOS, iPhone and iPad using the GPL source, DXVK/MoltenVK, and touch controls.

Leaking YouTube creators' private videos(javoriuski.com)

631 points by javxfps 3 months ago | 356 comments

A security researcher's blog post describing a vulnerability that allowed leaking YouTube creators' private videos.

Google Books (or similar) all book scans – $200k bounty (2025)(software.annas-archive.gl)

486 points by Cider9986 3 months ago | 274 comments

A GitLab issue from Anna's Archive offering a $200,000 bounty for obtaining Google Books' full book scans or similarly large collections of scanned books.

Explanation of everything you can see in htop/top on Linux (2019)(peteris.rocks)

447 points by theanonymousone 3 months ago | 55 comments

A blog post explaining every field and value shown in the htop and top process monitors on Linux, such as load average, memory, and process states.

Maybe you should learn something(marginalia.nu)

399 points by tylerdane 3 months ago | 185 comments

A Marginalia weblog post encouraging readers to spend time learning new skills like pixel art, music, or languages instead of passive scrolling.

GPT-5.5 Codex reasoning-token clustering may be leading to degraded performance(github.com)

339 points by maille 3 months ago | 140 comments

GitHub issue on openai/codex reporting GPT-5.5 reasoning-token counts clustering at 516/1034/1552, possibly degrading performance on complex tasks.

Potential session/cache leakage between workspace instances or consumer accounts(github.com)

303 points by chatmasta 3 months ago | 129 comments

Canada's only watchmaking school still ticking after 80 years(cbc.ca)

232 points by throw0101a 3 months ago | 131 comments

Zig: All Package Management Functionality Moved from Compiler to Build System(ziglang.org)

212 points by tosh 3 months ago | 68 comments

Meta data center water discharges suspended for contaminating water supply(tomshardware.com)

204 points by sensanaty 3 months ago | 68 comments

Better Models: Worse Tools(lucumr.pocoo.org)

193 points by leemoore 3 months ago | 66 comments

Astrophysicists Puzzle over Webb’s New Universe(quantamagazine.org)

193 points by jnord 3 months ago | 120 comments

“Beyond the limit”: Satellites and mirrors in space pose threat to the night sky(eso.org)

182 points by Breadmaker 3 months ago | 290 comments

Scientists reverse brain aging, with a nasal spray(stories.tamu.edu)

177 points by cybermango 3 months ago | 67 comments

Jellyfish can heal wounds in minutes. Scientists want their secrets(mbl.edu)

166 points by hhs 3 months ago | 36 comments

Verizon is about to break our Gizmo watches(jefftk.com)

149 points by jefftk 3 months ago | 92 comments

Agentic coding notes from Galapagos Island(danluu.com)

149 points by gm678 3 months ago | 69 comments

Fable created novel 4D splat format(adamraudonis.github.io)

140 points by adamraudonis 3 months ago | 51 comments

Synthesis is harder than analysis(surfingcomplexity.blog)

136 points by azhenley 3 months ago | 32 comments

Show HN: Follow London Trains in 3D(ride.nexttrain.london)

120 points by mgranados 3 months ago | 54 comments

Dolosse – a South African invention used over the world(thisbugslife.com)

119 points by andsoitis 3 months ago | 32 comments

David Beazley – Programming Courses(dabeaz.com)

113 points by gregsadetsky 3 months ago | 31 comments

Wicklow hotel cancels 'secretive' Peter Thiel group conference(irishtimes.com)

101 points by 01-_- 3 months ago | 33 comments

Historic Photos of NASA's Cavernous Wind Tunnels(theatlantic.com)

100 points by ohjeez 3 months ago | 25 comments

Windows CE Dreamcast Community Edition (wince-dc)(github.com)

98 points by msephton 3 months ago | 23 comments

As downtown Seattle offices empty, city facing years of 'zombie' towers(seattletimes.com)

96 points by petethomas 3 months ago | 128 comments

Finland's last analogue landline phones go silent after 150 years(euronews.com)

93 points by ohjeez 3 months ago | 23 comments

Airplane Boneyards List and Map(airplaneboneyards.com)

76 points by hyperific 3 months ago | 16 comments

In-browser programmable robot simulator(bittlex-sim.petoi.com)

74 points by lijay 3 months ago | 4 comments

Drone Autonomy (2021)(cggonzalez.com)

73 points by cgg1 3 months ago | 6 comments

Return of the Nigerian Prince Redux: Beware Book Club and Book Review Scams (2025)(writerbeware.blog)

69 points by Anon84 3 months ago | 23 comments

EF Core 11 makes your split queries faster(steven-giesel.com)

63 points by rellem 3 months ago | 32 comments

The LLVM Compiler Infrastructure(cacm.acm.org)

59 points by tosh 3 months ago | 12 comments

BareMetal RAM Dumper – Bare-metal x86 tool for Cold Boot Attack experiments(github.com)

58 points by liffik 3 months ago | 40 comments

Egg consumption inversely correlated with Alzheimer's(pubmed.ncbi.nlm.nih.gov)

57 points by natbennett 3 months ago | 35 comments

Plein Air(art.joonas.wtf)

54 points by bookofjoe 3 months ago | 7 comments

Curveball(mightyburger.net)

51 points by toilet 3 months ago | 11 comments

AI has torched the market for junior programmers(seldo.com)

46 points by cdrnsf 3 months ago | 45 comments

2026 Unslop AI-Written Fiction Contest Results(hyperstitionai.com)

46 points by networked 3 months ago | 114 comments

A 2048-spin bulk acoustic wave Ising machine for number partitioning and Sudoku(arxiv.org)

43 points by Jimmc414 3 months ago | 12 comments

EndBASIC 0.14: Are we multimedia yet?(endbasic.dev)

42 points by jmmv 3 months ago | 9 comments

Automate Excel with Python: From manual grind to one-click workflow(nostarch.com)

42 points by teleforce 3 months ago | 20 comments

How working memory could give rise to consciousness(scientificamerican.com)

41 points by bookofjoe 3 months ago | 37 comments

Rob Pike – 'Concurrency Is Not Parallelism' [video] (2012)(vimeo.com)

39 points by jruohonen 3 months ago | 21 comments

Reflections on the Guillotine (1957)(theanarchistlibrary.org)

37 points by halperter 3 months ago | 13 comments

But Nothing Has Changed on Our Side(cacm.acm.org)

35 points by adunk 3 months ago | 8 comments

A martian rock has lots of carbon on it, and it's not clear why(arstechnica.com)

34 points by Brajeshwar 3 months ago | 3 comments

Ask HN: Where are the good search engines for mathematical formulas?

33 points by lo0dot0 3 months ago | 9 comments

The Reports of Jim Carrey's Death Are a Failure Mode(tane.dev)

31 points by taubek 3 months ago | 26 comments

My AI-built PHP engine in Rust passes 17% of PHP-src tests, renders WordPress(ekinertac.com)

26 points by ekinertac 3 months ago | 38 comments

Sick leave: Germany rising but not the worst in Europe(dw.com)

25 points by bushwart 3 months ago | 32 comments

California Bans 'Sell by' Labels, Hoping to Cut Food Waste(nytimes.com)

24 points by randycupertino 3 months ago | 38 comments

3D Airplane tracker on Mercator map(github.com)

22 points by Lawyer24 3 months ago | 4 comments

Game Boy Advance Dev: Logging to the Console(mattgreer.dev)

22 points by jandeboevrie 3 months ago | 3 comments

Lead Mines of Galena, Kansas(dustbowlhighway.com)

21 points by saltdoo 3 months ago | 10 comments

Protocol Prying: Vulnerability Research in AirDrop and Quick Share(arxiv.org)

21 points by logickkk1 3 months ago | 1 comments

'All men are created equal': America has lost its values. It's time to go back(theguardian.com)

16 points by hkhn 3 months ago | 4 comments

The End of North America(paulkrugman.substack.com)

15 points by rbanffy 3 months ago | 3 comments

Mapping with In-Memory Layers to Reduce LLM Overload(ridgetext.com)

14 points by Buckwheat469 3 months ago | 1 comments