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1. Gradient Descent: The Ultimate Optimizer (arxiv.org)
59 points by tosh 1 hour ago | hide | 18 comments
2. No evidence that testosterone reduces cognitive empathy (upenn.edu)
249 points by elorant 5 hours ago | hide | 103 comments
3. Schwab Removes U.S. Stock, ETF and Options Commissions (aboutschwab.com)
72 points by prostoalex 2 hours ago | hide | 64 comments
4. The vultures of Spain skirt around the Portuguese border with uncanny accuracy (twitter.com)
408 points by isp 10 hours ago | hide | 85 comments
5. Iraq blocks Facebook, Twitter, WhatsApp, and Instagram, shuts down internet (netblocks.org)
331 points by anigbrowl 3 hours ago | hide | 171 comments
6. Microsoft introduces Windows 10 X for dual-screen devices (techcrunch.com)
323 points by aminecodes 9 hours ago | hide | 239 comments
7. Identifying a person through walls from video footage, using only WiFi (techxplore.com)
17 points by lelf 1 hour ago | hide | discuss
8. Where Is the Sun Located in the Milky Way? (syfy.com)
129 points by Santosh83 6 hours ago | hide | 53 comments
9. Ackermann Steering Geometry (wikipedia.org)
46 points by huhtenberg 4 hours ago | hide | 10 comments
10. Y Combinator Top Companies List 2019 (ycombinator.com)
294 points by andygcook 10 hours ago | hide | 126 comments
11. Tiny Acquires Meteor (techcrunch.com)
97 points by doppp 4 hours ago | hide | 19 comments
12. On the Design of Display Processors (1968) [pdf] (stanford.edu)
18 points by dedalus 2 hours ago | hide | 3 comments
13. Ask HN: Who Wants to Be Fired?
168 points by billions 7 hours ago | hide | 135 comments
14. Ocean plastic waste probably comes from ships, report says (afp.com)
336 points by elorant 13 hours ago | hide | 249 comments
15. Taichi: A Language for High-Performance Computation on Spatially Sparse Data [pdf] (taichi.graphics)
46 points by matt_d 4 hours ago | hide | 3 comments
16. How a double-free bug in WhatsApp turns to remote code execution (awakened1712.github.io)
375 points by wyldfire 13 hours ago | hide | 104 comments
17. Retool (YC W17) hiring engineers, designers, developer relations, etc. in SF
1 hour ago | hide
18. Making a RISC-V Operating System Using Rust (utk.edu)
257 points by fogus 11 hours ago | hide | 39 comments
19. Brex wants to replace startup bank accounts with Brex Cash (techcrunch.com)
66 points by tempsy 2 hours ago | hide | 25 comments
20. Show HN: My first game, minimal procgen gravity golf inspired by Desert Golfing (astro.golf)
164 points by mrspatula 8 hours ago | hide | 90 comments
21. What are the most indispensable books for indie hackers? (indiehackers.com)
55 points by ChanningAllen 3 hours ago | hide | 9 comments
22. Show HN: Ledonardo, my light painting hardware project (stavros.io)
409 points by StavrosK 14 hours ago | hide | 89 comments
23. Let me automate that for you: removing pain points from data pipeline setup (gc.com)
13 points by fanf2 2 hours ago | hide | 1 comment
24. How much faster is Redis at storing a blob of JSON compared to Postgres? (peterbe.com)
180 points by Manozco 10 hours ago | hide | 91 comments
25. The myth of the teacher pay gap? (nationalaffairs.com)
82 points by autokill 7 hours ago | hide | 190 comments
26. Evaluating the effectiveness of Google's “Testing on the Toilet” program [pdf] (googleapis.com)
34 points by ingve 3 hours ago | hide | 13 comments
27. Microsoft Offers Windows 7 Extended Update Support to SMBs (borncity.com)
41 points by miles 5 hours ago | hide | 16 comments
28. Pathfinder's priority inversion problem, discovered and fixed on Mars (1998) (duke.edu)
56 points by jimktrains2 6 hours ago | hide | 9 comments
29. Launch HN: Revel (YC S19) – Community for Women over 50
90 points by lmarrone88 6 hours ago | hide | 59 comments
30. Researchers Discover the Tallest Known Tree in the Amazon (smithsonianmag.com)
64 points by deepbow 8 hours ago | hide | 17 comments

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