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[Daily puzzle] Find a little known property of regular polygones
1418 sats \ 12 comments \ @south_korea_ln 8 Oct 2024 science
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[Not-so-daily puzzle] Purple area
566 sats \ 15 comments \ @south_korea_ln 13 Dec 2024 science
[Daily puzzle] Find the area covered by the blue shade
701 sats \ 28 comments \ @south_korea_ln 28 Sep 2024 science
[Daily puzzle] Sierpiński carpet
933 sats \ 3 comments \ @south_korea_ln 4 Nov 2024 science
[Daily puzzle] Triangle inequality
571 sats \ 3 comments \ @south_korea_ln 10 Nov 2024 science
Frequently Asked Questions
1126 sats \ 316 comments \ @k00b 15 Jul 2021 bitcoin freebie
Scientists Find Source of the 1831 Eruption That Cooled Earth & Turned Sun Bluewww.smithsonianmag.com/smart-news/scientists-find-the-mysterious-source-of-the-massive-1831-volcanic-eruption-that-cooled-earth-and-made-the-sun-appear-blue-180985784/
447 sats \ 0 comments \ @Cje95 9 Jan 2025 science
The Paradox of 1 – 1 + 1 – 1 + 1 – 1 + …www.scientificamerican.com/article/1-the-paradox-of-1-1-1-1-1-1/
602 sats \ 4 comments \ @dontforgetthekeys 6 Sep 2024 FiresidePhilosophy
[Daily puzzle] Fun with geometry
757 sats \ 4 comments \ @south_korea_ln 20 Oct 2024 science
Bitcoin ETFs and crazy number logic
1757 sats \ 9 comments \ @crrdlx 3 Feb 2024 bitcoin freebie
[FM] They called themselves the Stackers
1760 sats \ 26 comments \ @grayruby 31 Aug 2025 BooksAndArticles
Privacy Club - January 2024 📆
5856 sats \ 17 comments \ @davidw 13 Dec 2023 privacy
[Daily puzzle] Fraction of area tinted yellow?
608 sats \ 6 comments \ @south_korea_ln 26 Sep 2024 charts_and_maps
Ancient trick to help you memorize your seed phrase for a brain wallet
1442 sats \ 4 comments \ @BitcoinHandsOn 2 Feb bitcoin
[Not-so-daily puzzle] Area of a diamond
474 sats \ 4 comments \ @south_korea_ln 1 Jan 2025 science
Pythagoras’ Constant:
37 sats \ 0 comments \ @ScienceExplorist 2 Jan 2024 Education freebie
Physicists Just Found a Quirk in Einstein's Predictions of Space-Timewww.sciencealert.com/physicists-just-found-a-quirk-in-einsteins-predictions-of-space-time
154 sats \ 0 comments \ @ch0k1 25 Nov 2024 science
How the Square Root of 2 Became a Number | Quanta Magazinewww.quantamagazine.org/how-the-square-root-of-2-became-a-number-20240621/
200 sats \ 0 comments \ @jakoyoh629 21 Jun 2024 science
Weekly good stacker report - 2000 SATS!
192 sats \ 7 comments \ @Onlygoodnews 14 Mar 2025 ideasfromtheedge
Research in Public #07: The incentive structures on Stacker News (WIP)
7483 sats \ 35 comments \ @SimpleStacker 30 Oct 2025 econ
Mathematician solves algebra's oldest problem using new number sequencesphys.org/news/2025-05-mathematician-algebra-oldest-problem-intriguing.html
394 sats \ 1 comment \ @k00b 3 May 2025 science
Stacker News Repdigits
2349 sats \ 10 comments \ @OneOneSeven 31 Aug 2024 charts_and_maps