Stories posted this day, by points. Rank history starts with the October 2026 rebuild.
1548 points by brutecat | 439 comments
A security researcher's write-up of a vulnerability chain that exposed the email address of any YouTube channel owner, earning a $10,000 Google bug bounty.
856 points by LaurenSerino | 220 comments
Personal essay by Bess Stillman on how her husband's death from cancer and the birth of her daughter in the same year transformed her brain, body, and sense of self.
690 points by paulgb | 185 comments
Blog post by Paul Butler showing how arbitrary data can be hidden in an emoji or any Unicode character using variation selectors, with a decoder demo.
413 points by miohtama | 714 comments
Ars Technica article (via Financial Times) reporting that the US and UK declined to sign an AI safety declaration at an international summit, a reversal from the Biden administration.
297 points by hahahacorn | 125 comments
288 points by hpincket | 260 comments
265 points by mfiguiere | 168 comments
![Screenshot of github.com: Basis of the Kalman Filter [pdf]](https://hn.urlbox.com/shots/renders/2025/2/13/47a6d795-6734-4eb7-ac25-9d86fd02dc7b.jpg)
216 points by fzliu | 31 comments
182 points by mooreds | 50 comments
165 points by justinpombrio | 74 comments
153 points by nudin | 145 comments
151 points by skadamat | 55 comments
146 points by gregorvand | 19 comments
136 points by levzettelin | 34 comments
135 points by mohsen1 | 28 comments
93 points by fofoz | 37 comments
49 points by carty7 | 38 comments
45 points by slater | 36 comments
