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 1.                                                                  The electromechanical angle computer inside the B-52 bomber's star tracker ( righto.com )               
     152 points by NelsonMinar 4 hours ago | hide | 46 comments                                                                                                              
                                                                                                                                                                             
 2.                                                                  Migrating from DigitalOcean to Hetzner ( isayeter.com )                                                 
     565 points by yusufusta 6 hours ago | hide | 307 comments                                                                                                               
                                                                                                                                                                             
 3.                                                                  State of Kdenlive ( kdenlive.org )                                                                      
     281 points by f_r_d 8 hours ago | hide | 94 comments                                                                                                                    
                                                                                                                                                                             
 4.                                                                  Thoughts and feelings around Claude Design ( samhenri.gold )                                            
     17 points by cdrnsf 1 hour ago | hide | 2 comments                                                                                                                      
                                                                                                                                                                             
 5.                                                                  Show HN: MDV – a Markdown superset for docs, dashboards, and slides with data ( github.com/drasimwagan )
     51 points by drasim 5 hours ago | hide | 18 comments                                                                                                                    
                                                                                                                                                                             
 6.                                                                  Scientists discover "cleaner ants" that groom giant ants in Arizona desert ( sciencedaily.com )         
     51 points by t-3 5 hours ago | hide | 23 comments                                                                                                                       
                                                                                                                                                                             
 7.                                                                  Michael Rabin has died ( wikipedia.org )                                                                
     342 points by tkhattra 13 hours ago | hide | 72 comments                                                                                                                
                                                                                                                                                                             
 8.                                                                  Young sons of U.S. marshal ride horseback from Oklahoma to New York (2018) ( texascooppower.com )       
     24 points by mhb 1 hour ago | hide | 5 comments                                                                                                                         
                                                                                                                                                                             
 9.                                                                  Graphs That Explain the State of AI in 2026 ( ieee.org )                                                
     37 points by bryanrasmussen 3 hours ago | hide | 23 comments                                                                                                            
                                                                                                                                                                             
10.                                                                  Opus 4.7 to 4.6 Inflation is ~45% ( billchambers.me )                                                   
     325 points by anabranch 4 hours ago | hide | 352 comments                                                                                                               
                                                                                                                                                                             
11.                                                                  Sumida Aquarium Posts 2026 Penguin Relationship Chart, with Drama and Breakups ( sumida-aquarium.com )  
     117 points by Lwrless 7 hours ago | hide | 5 comments                                                                                                                   
                                                                                                                                                                             
12.                                                                  Fuzix OS ( fuzix.org )                                                                                  
     50 points by DeathArrow 5 hours ago | hide | 21 comments                                                                                                                
                                                                                                                                                                             
13.                                                                  UpCodes (YC S17) Is Hiring SDRs to Help Make Construction More Productive ( up.codes )                  
     3 hours ago | hide                                                                                                                                                      
                                                                                                                                                                             
14.                                                                  Show HN: AI Subroutines – Run automation scripts inside your browser tab ( rtrvr.ai )                   
     7 points by arjunchint 1 hour ago | hide | discuss                                                                                                                      
                                                                                                                                                                             
15.                                                                  80386 Memory Pipeline ( nand2mario.github.io )                                                          
     54 points by wicket 7 hours ago | hide | 10 comments                                                                                                                    
                                                                                                                                                                             
16.                                                                  Show HN: Remoroo. trying to fix memory in long-running coding agents ( remoroo.com )                    
     9 points by adhamghazali 2 hours ago | hide | 1 comment                                                                                                                 
                                                                                                                                                                             
17.                                                                  Amiga Graphics Archive ( lychesis.net )                                                                 
     214 points by sph 14 hours ago | hide | 59 comments                                                                                                                     
                                                                                                                                                                             
18.                                                                  Understanding the FFT Algorithm (2013) ( jakevdp.github.io )                                            
     28 points by peter_d_sherman 4 hours ago | hide | 2 comments                                                                                                            
                                                                                                                                                                             
19.                                                                  Category Theory Illustrated – Orders ( abuseofnotation.github.io )                                      
     204 points by boris_m 13 hours ago | hide | 56 comments                                                                                                                 
                                                                                                                                                                             
20.                                                                  College instructor turns to typewriters to curb AI-written work ( sentinelcolorado.com )                
     4 points by gnabgib 1 hour ago | hide | 1 comment                                                                                                                       
                                                                                                                                                                             
21.                                                                  It's OK to compare floating-points for equality ( lisyarus.github.io )                                  
     148 points by coinfused 11 hours ago | hide | 98 comments                                                                                                               
                                                                                                                                                                             
22.                                                                  Show HN: I made a calculator that works over disjoint sets of intervals ( victorpoughon.github.io )     
     272 points by fouronnes3 16 hours ago | hide | 48 comments                                                                                                              
                                                                                                                                                                             
23.                                                                  4-bit floating point FP4 ( johndcook.com )                                                              
     7 points by chmaynard 3 hours ago | hide | 2 comments                                                                                                                   
                                                                                                                                                                             
24.                                                                  Why Japan has such good railways ( worksinprogress.co )                                                 
     238 points by RickJWagner 7 hours ago | hide | 251 comments                                                                                                             
                                                                                                                                                                             
25.                                                                  The USDA's gardening zones have shifted. (Interactive app and map) (2024) ( npr.org )                   
     48 points by nuke-web3 3 hours ago | hide | 5 comments                                                                                                                  
                                                                                                                                                                             
26.                                                                  The quiet disappearance of the free-range childhood ( bigthink.com )                                    
     146 points by sylvainkalache 8 hours ago | hide | 152 comments                                                                                                          
                                                                                                                                                                             
27.                                                                  Towards trust in Emacs ( eshelyaron.com )                                                               
     167 points by eshelyaron 19 hours ago | hide | 25 comments                                                                                                              
                                                                                                                                                                             
28.                                                                  A Dumb Introduction to Z3 (2025) ( ar-ms.me )                                                           
     56 points by y1n0 9 hours ago | hide | 24 comments                                                                                                                      
                                                                                                                                                                             
29.                                                                  The simple geometry behind any road ( sandboxspirit.com )                                               
     112 points by azhenley 14 hours ago | hide | 12 comments                                                                                                                
                                                                                                                                                                             
30.                                                                  Rail: A self-hosting language that speaks TLS alone ( github.com/zemo-g )                               
     5 points by zem0g 3 hours ago | hide | 3 comments                                                                                                                       
                                                                                                                                                                             
                                                                                                                                                                             
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