M8.7 earthquake in Western Pacific, tsunami warning issued

https://earthquake.usgs.gov/earthquakes/eventpage/us6000qw60/executive

691•jandrewrogers•9h ago•179 comments

Study mode

https://openai.com/index/chatgpt-study-mode/

940•meetpateltech•17h ago•669 comments

RIP Shunsaku Tamiya, the man who made plastic model kits a global obsession

https://JapaneseNostalgicCar.com/rip-shunsaku-tamiya-plastic-model-kits/

288•fidotron•13h ago•60 comments

Launch HN: Hyprnote (YC S25) – An open-source AI meeting notetaker

207•yujonglee•17h ago•115 comments

URL-Driven State in HTMX

https://www.lorenstew.art/blog/bookmarkable-by-design-url-state-htmx/

202•lorenstewart•12h ago•98 comments

A major AI training data set contains millions of examples of personal data

https://www.technologyreview.com/2025/07/18/1120466/a-major-ai-training-data-set-contains-millions-of-examples-of-personal-data/

11•pera•24m ago•2 comments

iPhone 16 cameras vs. traditional digital cameras

https://candid9.com/phone-camera/

315•sergiotapia•20h ago•330 comments

Sleep all comes down to the mitochondria

https://www.science.org/content/blog-post/it-all-comes-down-mitochondria

27•A_D_E_P_T•1h ago•5 comments

Show HN: I built a free backlink exchange marketplace

https://launchigniter.com/link-exchange

3•maulikdhameliya•1h ago•0 comments

Learning basic electronics by building fireflies

http://a64.in/posts/learning-basic-electronics-by-building-fireflies/

269•signa11•17h ago•69 comments

Two Birds with One Tone: I/Q Signals and Fourier Transform

https://wirelesspi.com/two-birds-with-one-tone-i-q-signals-and-fourier-transform-part-1/

73•teleforce•11h ago•16 comments

ACM Transitions to Full Open Access

https://www.acm.org/publications/openaccess

266•pcvarmint•17h ago•24 comments

Show HN: The Aria Programming Language

https://github.com/egranata/aria

5•egranata_aria•3d ago•4 comments

Analoguediehard

http://www.analoguediehard.com/

24•gregsadetsky•3d ago•4 comments

Show HN: Cant, rust nn lib for learning

https://github.com/TuckerBMorgan/can-t

11•TuckerBMorgan•3d ago•0 comments

USB-C for Lightning iPhones

https://obsoless.com/products/iph0n3-usb-c-protection-case

149•colinprince•3d ago•102 comments

How the brain increases blood flow on demand

https://hms.harvard.edu/news/how-brain-increases-blood-flow-demand

124•gmays•15h ago•57 comments

FoundationDB: From idea to Apple acquisition [video]

https://www.youtube.com/watch?v=C1nZzQqcPZw

181•zdw•4d ago•34 comments

Show HN: Terminal-Bench-RL: Training long-horizon terminal agents with RL

https://github.com/Danau5tin/terminal-bench-rl

115•Danau5tin•23h ago•10 comments

Irrelevant facts about cats added to math problems increase LLM errors by 300%

https://www.science.org/content/article/scienceadviser-cats-confuse-ai

413•sxv•19h ago•200 comments

Show HN: I built an AI that turns any book into a text adventure game

https://www.kathaaverse.com/

254•rcrKnight•18h ago•100 comments

A month using XMPP (using Snikket) for every call and chat (2023)

https://neilzone.co.uk/2023/08/a-month-using-xmpp-using-snikket-for-every-call-and-chat/

118•ColinWright•15h ago•74 comments

My 2.5 year old laptop can write Space Invaders in JavaScript now (GLM-4.5 Air)

https://simonwillison.net/2025/Jul/29/space-invaders/

533•simonw•20h ago•356 comments

Elements of System Design

https://github.com/jarulraj/periodic-table

129•qianli_cs•16h ago•34 comments

Structuring large Clojure codebases with Biff

https://biffweb.com/p/structuring-large-codebases/

81•PaulHoule•19h ago•4 comments

Observable Notebooks 2.0 Technology Preview

https://observablehq.com/notebook-kit/

213•mbostock•19h ago•51 comments

Playing with more user-friendly methods for multi-factor authentication

https://tesseral.com/blog/i-designed-some-more-user-friendly-methods-for-multi-factor-authentication

74•noleary•1d ago•52 comments

Microsoft Flight Simulator 2024: WebAssembly SDK

https://docs.flightsimulator.com/msfs2024/html/6_Programming_APIs/WASM/WebAssembly.htm

137•breve•3d ago•84 comments

Supervised fine tuning on curated data is reinforcement learning

https://arxiv.org/abs/2507.12856

56•GabrielBianconi•14h ago•17 comments

CodeCrafters (YC S22) is hiring first Marketing Person

https://www.ycombinator.com/companies/codecrafters/jobs/7ATipKJ-1st-marketing-hire

1•sarupbanskota•12h ago

M8.7 earthquake in Western Pacific, tsunami warning issued

Study mode

RIP Shunsaku Tamiya, the man who made plastic model kits a global obsession

Launch HN: Hyprnote (YC S25) – An open-source AI meeting notetaker

URL-Driven State in HTMX

A major AI training data set contains millions of examples of personal data

iPhone 16 cameras vs. traditional digital cameras

Sleep all comes down to the mitochondria

Show HN: I built a free backlink exchange marketplace

Learning basic electronics by building fireflies

Two Birds with One Tone: I/Q Signals and Fourier Transform

ACM Transitions to Full Open Access

Show HN: The Aria Programming Language

Analoguediehard

Show HN: Cant, rust nn lib for learning

USB-C for Lightning iPhones

How the brain increases blood flow on demand

FoundationDB: From idea to Apple acquisition [video]

Show HN: Terminal-Bench-RL: Training long-horizon terminal agents with RL

Irrelevant facts about cats added to math problems increase LLM errors by 300%

Show HN: I built an AI that turns any book into a text adventure game

A month using XMPP (using Snikket) for every call and chat (2023)

My 2.5 year old laptop can write Space Invaders in JavaScript now (GLM-4.5 Air)

Elements of System Design

Structuring large Clojure codebases with Biff

Observable Notebooks 2.0 Technology Preview

Playing with more user-friendly methods for multi-factor authentication

Microsoft Flight Simulator 2024: WebAssembly SDK

Supervised fine tuning on curated data is reinforcement learning

CodeCrafters (YC S22) is hiring first Marketing Person

PAX Markets (YC W25) is hiring a founding principal hardware (RTL) engineer

M8.7 earthquake in Western Pacific, tsunami warning issued

Study mode

RIP Shunsaku Tamiya, the man who made plastic model kits a global obsession

Launch HN: Hyprnote (YC S25) – An open-source AI meeting notetaker

URL-Driven State in HTMX

A major AI training data set contains millions of examples of personal data

iPhone 16 cameras vs. traditional digital cameras

Sleep all comes down to the mitochondria

Show HN: I built a free backlink exchange marketplace

Learning basic electronics by building fireflies

Two Birds with One Tone: I/Q Signals and Fourier Transform

ACM Transitions to Full Open Access

Show HN: The Aria Programming Language

Analoguediehard

Show HN: Cant, rust nn lib for learning

USB-C for Lightning iPhones

How the brain increases blood flow on demand

FoundationDB: From idea to Apple acquisition [video]

Show HN: Terminal-Bench-RL: Training long-horizon terminal agents with RL

Irrelevant facts about cats added to math problems increase LLM errors by 300%

Show HN: I built an AI that turns any book into a text adventure game

A month using XMPP (using Snikket) for every call and chat (2023)

My 2.5 year old laptop can write Space Invaders in JavaScript now (GLM-4.5 Air)

Elements of System Design

Structuring large Clojure codebases with Biff

Observable Notebooks 2.0 Technology Preview

Playing with more user-friendly methods for multi-factor authentication

Microsoft Flight Simulator 2024: WebAssembly SDK

Supervised fine tuning on curated data is reinforcement learning

CodeCrafters (YC S22) is hiring first Marketing Person