2021-07-27 front | Hacker News

Stories from July 27, 2021

Go back a day, month, or year. Go forward a day, month, or year.

1.		Father builds exoskeleton to help wheelchair-bound son walk (reuters.com)
		687 points by geox on July 27, 2021 \| 191 comments
2.		Element raises $30M to boost Matrix (matrix.org)
		809 points by Sami_Lehtinen on July 27, 2021 \| 339 comments
3.		Postgres Full-Text Search: A search engine in a database (crunchydata.com)
		601 points by twakefield on July 27, 2021 \| 137 comments
4.		Naval Architecture (ciechanow.ski)
		717 points by todsacerdoti on July 27, 2021 \| 138 comments
5.		Columbo: an origin story (2018) (columbophile.com)
		168 points by MaysonL on July 27, 2021 \| 93 comments
6.		Mammals dream about the world they are about to experience before they are born (yale.edu)
		578 points by birriel on July 26, 2021 \| 183 comments
7.		Discord Launches Threads (discord.com)
		441 points by dchengy on July 27, 2021 \| 225 comments
8.		Google launches new vulnerability reward platform (googleblog.com)
		304 points by theafh on July 27, 2021 \| 104 comments
9.		Generally capable agents emerge from open-ended play (deepmind.com)
		277 points by Hell_World on July 27, 2021 \| 51 comments
10.		For developers, Safari is crap and outdated (perrysun.com)
		500 points by feross on July 27, 2021 \| 598 comments
11.		Peter the Great’s Beard Tax (jstor.org)
		108 points by lermontov on July 26, 2021 \| 131 comments
12.		Autofill in password managers can allow login credentials to be stolen (marektoth.com)
		226 points by shacrw on July 26, 2021 \| 142 comments
13.		In defense of hard counters in real time strategy games (waywardstrategy.com)
		158 points by aw1621107 on July 27, 2021 \| 189 comments
14.		Launch HN: Atmana (YC S21) – An app to help cut down on compulsive porn usage
		202 points by zero_billion on July 27, 2021 \| 182 comments
15.		FastAI.jl: FastAI for Julia (fast.ai)
		196 points by dklend122 on July 27, 2021 \| 23 comments
16.		Reconstructed path of Ingenuity flight 9 via photogrammetry (twitter.com/stim3on)
		96 points by _Microft on July 26, 2021 \| 12 comments
17.		Launch HN: Abbot (YC S21) – ChatOps as a Service, inspired by GitHub's Hubot
		143 points by icey on July 27, 2021 \| 36 comments
18.		Candide – Identify Plants with a Photo (candidegardening.com)
		187 points by sails on July 27, 2021 \| 98 comments
19.		We need to talk about testing (dannorth.net)
		126 points by glenjamin on July 27, 2021 \| 72 comments
20.		Capitol Hill's mystery soda machine (wikipedia.org)
		434 points by zdw on July 27, 2021 \| 150 comments
21.		Video game developers at Activision Blizzard say they'll walk out Wednesday (axios.com)
		495 points by waynekerr on July 27, 2021 \| 528 comments
22.		Functional Programming in OCaml (cornell.edu)
		176 points by noch on July 27, 2021 \| 108 comments
23.		Counterfactuals are not causality (michaelnygard.com)
		89 points by grzm on July 26, 2021 \| 65 comments
24.		Index machine: an open source pick and place machine (github.com/index-machines)
		91 points by gizdan on July 26, 2021 \| 35 comments
25.		Evolution of tree data structures for indexing (erthalion.info)
		101 points by baotiao on July 26, 2021 \| 12 comments
26.		Wildfires in Canada are creating their own weather systems, experts say (cbc.ca)
		143 points by colinprince on July 27, 2021 \| 60 comments
27.		Collision Detection Is Hard: The Story of Alf (nicole.express)
		160 points by zdw on July 27, 2021 \| 30 comments
28.		WeChat suspends new user registration for security compliance (reuters.com)
		187 points by dyslexit on July 27, 2021 \| 182 comments
29.		Lucasfilm hires YouTuber who specializes in deepfaking big-budget movies (theverge.com)
		333 points by thunderbong on July 27, 2021 \| 213 comments
30.		Fractons, the ‘weirdest’ matter, could yield quantum clues (quantamagazine.org)
		85 points by jnord on July 27, 2021 \| 28 comments
		More

HN For You