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Air Lab: A playful and portable air quality measuring device

https://www.crowdsupply.com/networked-artifacts/air-lab

2•philips•3h ago

Comments

phoe18•3h ago

Isn't this too expensive compared to something like an air gradient which costs 140$ when you assemble it yourself? (AirGradient is also missing from the comparison table)

https://www.airgradient.com/indoor/#comparison

jerlam•2h ago

The AirGradient is the third item in the comparison table.

I guess you're paying for the irrelevant "playful" aspects and the portability.

What consumers are snapping up or putting off in face of tariffs

https://www.cnbc.com/2025/04/25/trump-tariffs-news-car-purchases-rise-consumer-spending-slows.html

1•rntn•1m ago•0 comments

PhD Timeline

https://xkcd.com/3081/

3•nickcotter•3m ago•0 comments

Dev snapshot: Godot 4.5 dev 3

https://godotengine.org/article/dev-snapshot-godot-4-5-dev-3/

2•kelseyfrog•5m ago•0 comments

Reverse-engineering why 'The Games: Winter Challenge' (1991) is unwinnable

https://mrwint.github.io/winter/writeup/writeup.html

1•abra0•6m ago•0 comments

Whole-body physics simulation of fruit fly locomotion

https://www.nature.com/articles/s41586-025-09029-4

2•jonbaer•7m ago•0 comments

Anthropic sent takedown notice to dev trying to reverse-engineer its coding tool

https://techcrunch.com/2025/04/25/anthropic-sent-a-takedown-notice-to-a-dev-trying-to-reverse-engineer-its-coding-tool/

1•coloneltcb•8m ago•0 comments

We Sunsetted Mcpt

https://mintlify.com/blog/why-we-sunsetted-mcpt

1•fmerian•13m ago•0 comments

The Betrayal of Limited Run Games: What They Don't Want You to See [video]

https://www.youtube.com/watch?v=MvkZkgmpg2w

1•msephton•14m ago•0 comments

Building our "native-AI newsroom"

https://www.regenerator1.com/p/building-our-native-ai-newsrooml

1•knappe•14m ago•0 comments

From Rust to C and Back Again: an introduction to "foreign functions" [video]

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

1•oconnor663•26m ago•0 comments

.NET 10 Preview 3: C# 14 Extension Members, ASP.NET Core State Persistence, more

https://www.infoq.com/news/2025/04/dotnet-10-preview3/

2•almirvuk•26m ago•1 comments

Thy has been on the radio for six months. Turns out she isn't real

https://www.smh.com.au/culture/tv-and-radio/thy-has-been-on-the-radio-for-six-months-turns-out-she-isn-t-real-20250424-p5ltxi.html

1•rmason•28m ago•1 comments

Unleashing the potential of qubits, one molecule at a time

https://www.technologyreview.com/2025/04/22/1114326/unleashing-the-potential-of-qubits-one-molecule-at-a-time/

1•gnabgib•30m ago•0 comments

Attorney General Warns Arrested Judge Is Just the Beginning

https://newrepublic.com/post/194453/donald-trump-attorney-general-pam-bondi-arrest-judge-warning

15•geox•31m ago•0 comments

Apple aims to source all US iPhones from India in pivot away from China

https://www.ft.com/content/c2be45b8-cfad-4cbb-9a1a-bfd0626be372

1•rmason•32m ago•0 comments

Netflix introduces a new kind of subtitles for the non-hearing impaired

https://arstechnica.com/gadgets/2025/04/cant-understand-dialogue-on-tv-shows-netflix-has-a-new-feature-for-you/

2•furcyd•33m ago•2 comments

Show HN: Built an app that tells which mic to buy for budget + room + connection

http://mics.aipodcast.ing

1•adithyan_win•34m ago•0 comments

Grand Ring – Expo 2025 Osaka

https://www.expo2025.or.jp/en/expo-map-index/main-facilities/grandring/

1•gnabgib•36m ago•0 comments

I Designed My LED Matrix PCB with Code Instead of Traditional EDA Tools

https://docs.tscircuit.com/tutorials/building-led-matrix

4•imrishabh18•38m ago•1 comments

American, Delta, and United Profitability Divide: What's Driving It?

https://onemileatatime.com/insights/american-delta-united-profitability-divide/

2•scarface_74•41m ago•0 comments

Why Autistic Women Have Been Overlooked for Decades

https://undark.org/2025/04/25/interview-gina-rippon-autistic-women/

1•EA-3167•43m ago•0 comments

Do Large Language Models Understand Logic or Just Mimick Context? (2024)

https://arxiv.org/abs/2402.12091

2•indigodaddy•45m ago•0 comments

Show HN: I built a package for Semantic Unit Testing

https://www.alexmolas.com/2025/04/09/semantic-unit-testing.html

1•alexmolas•45m ago•0 comments

Straight Out of Sci-Fi: Tracked Combat Robot Armed with the Browning MG

https://en.defence-ua.com/weapon_and_tech/straight_out_of_sci_fi_tracked_combat_robot_armed_with_the_browning_machine_gun_and_thermal_vision_is_now_in_ukrainian_service-14301.html

2•rolph•45m ago•0 comments

4chan Is Back Up

https://4chan.org/

5•_dain_•46m ago•0 comments

World Emulation via DNN

https://madebyoll.in/posts/world_emulation_via_dnn/

2•treesciencebot•47m ago•0 comments

Breitspurbahn

https://en.wikipedia.org/wiki/Breitspurbahn

4•zeristor•47m ago•1 comments

EPEX SPOT will vote against 15-minute Day-Ahead go-live

https://www.epexspot.com/en/news/after-careful-consideration-epex-spot-will-vote-against-15-minute-day-ahead-go-live-light

2•doener•50m ago•0 comments

Doubling Up: How 'Sinners' and Other Movies Multiply One Actor

https://www.nytimes.com/2025/04/25/movies/sinners-twins-visual-effects.html

3•bookofjoe•51m ago•1 comments

Staring into the Abyss

https://medhir.com/blog/staring-into-the-abyss

1•medhir•51m ago•0 comments