| 1. | | The new skill in AI is not prompting, it's context engineering (philschmid.de) |
| 915 points by robotswantdata on June 30, 2025 | 518 comments |
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| 2. | | I write type-safe generic data structures in C (danielchasehooper.com) |
| 412 points by todsacerdoti on June 30, 2025 | 182 comments |
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| 3. | | Donkey Kong Country 2 and Open Bus (jsgroth.dev) |
| 265 points by colejohnson66 on June 30, 2025 | 64 comments |
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| 4. | | The hidden JTAG in a Qualcomm/Snapdragon device’s USB port (linaro.org) |
| 242 points by denysvitali on June 30, 2025 | 39 comments |
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| 5. | | Gridfinity: The modular, open-source grid storage system (gridfinity.xyz) |
| 432 points by nateb2022 on June 30, 2025 | 176 comments |
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| 6. | | Cell Towers Can Double as Cheap Radar Systems for Ports and Harbors (2014) (ieee.org) |
| 137 points by transpute on June 29, 2025 | 73 comments |
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| 7. | | Show HN: New Ensō – first public beta (sonnet.io) |
| 251 points by rpastuszak on June 30, 2025 | 87 comments |
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| 8. | | Sony DTC-700 audio DAT player/recorder (kevinboone.me) |
| 116 points by naves on June 30, 2025 | 86 comments |
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| 9. | | Show HN: TokenDagger – A tokenizer faster than OpenAI's Tiktoken (github.com/m4thyou) |
| 281 points by matthewolfe on June 30, 2025 | 73 comments |
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| 10. | | The $25k car is going extinct? (hubspot.com) |
| 321 points by pseudolus on June 29, 2025 | 1114 comments |
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| 11. | | End of an Era (erasmatazz.com) |
| 215 points by marcusestes on June 30, 2025 | 55 comments |
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| 12. | | The provenance memory model for C (gustedt.wordpress.com) |
| 225 points by HexDecOctBin on June 30, 2025 | 143 comments |
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| 13. | | New proof dramatically compresses space needed for computation (scientificamerican.com) |
| 190 points by baruchel on June 27, 2025 | 96 comments |
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| 14. | | A glob of 99M-year-old amber trapped a zombie fungus erupting from a fly (cnn.com) |
| 128 points by jackgavigan on June 26, 2025 | 68 comments |
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| 15. | | The Plot of the Phantom, a text adventure that took 40 years to finish (scottandrew.com) |
| 191 points by SeenNotHeard on June 27, 2025 | 45 comments |
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| 16. | | The original LZEXE (A.K.A. Kosinski) compressor source code has been released (clownacy.wordpress.com) |
| 124 points by elvis70 on June 30, 2025 | 10 comments |
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| 17. | | GPEmu: A GPU emulator for rapid, low-cost deep learning prototyping [pdf] (vldb.org) |
| 82 points by matt_d on June 30, 2025 | 12 comments |
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| 18. | | Anticheat Update Tracking (not-matthias.github.io) |
| 124 points by not-matthias on June 29, 2025 | 67 comments |
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| 19. | | The Book of Shaders (2015) (thebookofshaders.com) |
| 188 points by max_ on June 26, 2025 | 24 comments |
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| 20. | | A CarFax for Used PCs; Hewlett Packard wants to give old laptops new life (ieee.org) |
| 98 points by rubenbe on June 30, 2025 | 110 comments |
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| 21. | | Ultrasound toothbrush promises painless checks for hidden gum problems (phys.org) |
| 96 points by PaulHoule on June 26, 2025 | 77 comments |
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| 22. | | Touching the back wall of the Apple store (lauramichet.com) |
| 253 points by nivethan on June 27, 2025 | 226 comments |
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| 23. | | Finding a former Australian prime minister’s passport number on Instagram (2020) (pdf.zone) |
| 170 points by guiambros on June 29, 2025 | 65 comments |
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| 24. | | NativeJIT: A C++ expression –> x64 JIT (2018) (github.com/bitfunnel) |
| 75 points by nateb2022 on June 30, 2025 | 46 comments |
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| 25. | | Jim Boddie codeveloped the first successful DSP at Bell Labs (ieee.org) |
| 54 points by jnord on June 30, 2025 | 3 comments |
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| 26. | | Use keyword-only arguments in Python dataclasses (chipx86.blog) |
| 95 points by Bogdanp on June 30, 2025 | 53 comments |
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| 27. | | Want to meet people, try charging them for it? (eatonphil.com) |
| 192 points by ArneVogel on June 30, 2025 | 90 comments |
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| 28. | | Jane Austen's Boldest Novel Is Also Her Least Understood (nytimes.com) |
| 97 points by lermontov on June 27, 2025 | 16 comments |
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| 29. | | Ask HN: What's the 2025 stack for a self-hosted photo library with local AI? |
| 230 points by jamesxv7 on June 30, 2025 | 121 comments |
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| 30. | | Entropy of a Mixture (cgad.ski) |
| 54 points by cgadski on June 30, 2025 | 5 comments |
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