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Open in hackernews
Show HN: Open-Source International Space Station Tracker ESP32/Arduino for $20
https://github.com/GuitarML/SpaceStationTracker
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keyth72
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4h ago
International Space Station Tracker on an ESP32 CYD (Cheap Yellow Display) costing $20. Live update over Wifi, touchscreen, backlight power management. Cheap and interesting classroom STEM project. Fully open source.
China auto industry inflates sales by exporting new cars as 'used'
https://www.reuters.com/business/autos-transportation/local-chinese-governments-promote-zero-mileage-used-car-exports-inflating-sales-2025-06-23/
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jocker12
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51s ago
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0 comments
Show HN: Paul Graham as your personal AI Advisor
https://paulgraham.resurrect.space/
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vednig
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1m ago
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0 comments
Ask HN: Why do LLMs call Trump "former president" despite current knowledge?
1
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ahmedfromtunis
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4m ago
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1 comments
Show HN: LLMs playing poker against each other
https://llm-poker-theta.vercel.app/
1
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iJohnPaul
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5m ago
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0 comments
Show HN: USB Connection Info – Mac Menu Bar App to Avoid Cable Confusion
https://apps.apple.com/us/app/usb-connection-information/id6747853674?mt=12
1
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tTarnMhrkm
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7m ago
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0 comments
Show HN: Learn 100 Frequent Japanese Phrases
https://japanesecomplete.com/jpc-mini-phrases.html
1
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jpcom
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7m ago
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0 comments
'Relational foundation models' predict the future your LLM can't see
https://venturebeat.com/ai/kumos-relational-foundation-model-predicts-the-future-your-llm-cant-see/
1
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gk1
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7m ago
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0 comments
Declaration of Independence: A Transcription (1776)
https://www.archives.gov/founding-docs/declaration-transcript
1
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kelseyfrog
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9m ago
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0 comments
Twenty-Four Hours of ChatGPT (12/01/2022)
https://olshansky.substack.com/p/24-hours-of-chatgpt
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Olshansky
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11m ago
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0 comments
Microsoft's own AI chip delayed six months
https://www.tomshardware.com/tech-industry/semiconductors/microsofts-own-ai-chip-delayed-six-months-in-major-setback-in-house-chip-now-reportedly-expected-in-2026-but-wont-hold-a-candle-to-nvidia-blackwell
1
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kristianp
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13m ago
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0 comments
After 27 years, engineer discovers how to display secret photo in Power Mac ROM
https://arstechnica.com/gadgets/2025/06/after-27-years-engineer-discovers-how-to-display-secret-photo-in-power-mac-rom/
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DamnInteresting
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13m ago
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0 comments
Google’s Offerwall gives publishers more options to monetize
https://blog.google/products/ads-commerce/offerwall-gives-publishers-more-options-audiences-more-control/
1
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janandonly
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13m ago
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0 comments
Mayo Clinic's AI tool identifies 9 dementia types with one scan
https://newsnetwork.mayoclinic.org/discussion/mayo-clinics-ai-tool-identifies-9-dementia-types-including-alzheimers-with-one-scan/
3
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geox
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15m ago
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0 comments
Show HN: Practice and Improve Your Conversational Skills with AI
https://conversly.space
1
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Kehvinbehvin
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16m ago
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0 comments
Surprise snowfall blankets the driest desert: Atacama turns white
https://www.ynetnews.com/environment/article/hjxnwy2egg
1
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howard941
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17m ago
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0 comments
A Snapshot from the Walkman Era
https://ertu.dev/posts/a-snaphot-from-the-walkman-era/
3
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ertucetin
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18m ago
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1 comments
Show HN: AI-SDK-Cpp – Unified C++ SDK for OpenAI, Anthropic, and More
https://github.com/iskakaushik/ai-sdk-cpp
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cauchyk
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31m ago
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0 comments
Official Brave F-Droid repository now available
https://brave.com/blog/f-droid/
3
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LorenDB
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31m ago
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0 comments
Theoretical Analysis of Positional Encodings in Transformer Models
https://arxiv.org/abs/2506.06398
2
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PaulHoule
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31m ago
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0 comments
Rust in the Linux kernel: part 2
https://lwn.net/SubscriberLink/1025232/fbb2d90d084368e3/
2
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chmaynard
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31m ago
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0 comments
First-Ever SpaceX Shares Now Available Through Blockchain
https://www.forbes.com/sites/digital-assets/2025/06/26/first-ever-spacex-shares-now-available-through-blockchain/
2
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mywacaday
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32m ago
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0 comments
Leveraging (abusing?) external formatters in Zed
https://adamhl.dev/blog/zed-external-formatters/
1
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genshii
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32m ago
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0 comments
Programmatic SEO as Early-Growth Infrastructure for B2B SaaS Startups
https://guptadeepak.com/the-early-stage-growth-trap-how-smart-startups-escape-the-marketing-catch-22/
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guptadeepak
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34m ago
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1 comments
The Complete Rust Security Handbook
https://github.com/yevh/rust-security-handbook
2
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Ganipote
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34m ago
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0 comments
Show HN: Learnings from an automated grant writing app developer
https://harryherzberg.substack.com/p/lessons-from-building-changefinder
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spiderjew
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37m ago
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0 comments
Shadow of a Doubt
https://harpers.org/archive/2025/07/shadow-of-a-doubt-ocd-andrew-kay/
1
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samclemens
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37m ago
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0 comments
Sniffnet v1.4: it's 2X faster than Wireshark at processing PCAP files
https://sniffnet.net/news/v1.4/
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todsacerdoti
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38m ago
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0 comments
Rhythm Is All You Need – Goodbye Transformers Rhythm Is the Final Piece
https://medium.com/@rikudatian0/rhythm-is-all-you-need-the-age-of-transformers-is-over-d5fd755ed5fa
2
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RyukuLogos
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42m ago
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0 comments
Extreme Diving in Mammals
https://journals.biologists.com/jeb/article/223/18/jeb222109/225819/Extreme-diving-in-mammals-first-estimates-of
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J253
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43m ago
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0 comments
Flight Forced on 8-Hour Detour After Missing Munich Airport Curfew by 10 Seconds
https://www.jalopnik.com/1896844/flight-forced-8-hour-detour-after-missing-airport-curfew/
4
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josephcsible
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44m ago
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3 comments