The Marginalia Search index has been partially rewritten to perform much better, using new data structures designed to make better use of modern hardware. This post will cover the new design, and will also touch upon some of the unexpected and unintuitive…

This article explains how these four things fit together and shows some examples of what they are used for. Derivatives Derivatives are the most fundamental concept in calculus. If you have a funct…

Electricity prices are rising more than twice as fast as overall inflation. That's especially costly during the dog days of summer when air conditioners are working hardest. In addition to hot weather, a variety of factors are causing power bills to climb…

Program providing key aid halted after complaints from Laura Loomer, the far-right influencer close to Trump

Meet my BBC Master, plus 5 1/4" floppy disk drive, and three-button mouse

ChatGPT and its consequences have been a disaster for the human race.

Discovery of a critical Bluetooth and GPS privacy vulnerability in iOS 18.5 enabling silent BLE scans, covert GPS activation, and trust metadata exposure without user consent. Native Apple daemons ...

We’ve rebranded. Claudia is now Opcode. Visit opcode.sh for the latest.

  Since 2017, the DrugAge database has been a resource cataloguing longevity studies for many substances fed to animals in lab experiments. A preprint by Parish et al was recently posted to the bioRxiv website which assessed the quality of these various studies…

See how ClickHouse’s update speed stacks up against PostgreSQL on the same data and hardware.

One in three top 10 Hacker News posts in August 2025 were AI-related. Can we pinpoint when this trend started?

It appears that the HN search stopped pulling in new data on Friday evening. Spot-checking the HN API, I see current data matching the live front page. So I think algolia/hn-search is the right pla...

Escort just released a big firmware update to answer some customer complaints about performance, which sent me down a little rabbit hole of how these things work.

We are initiating an investigation to determine whether the online discussion board 4chan has failed—or is currently failing—to comply with its obligations under the Online Safety Act 2023.