This is a recap of the top 10 posts on Hacker News on Oct 26, 2025.

Feel free to leave feedback on Github: https://github.com/denolfe/hacker-news-highlights

• (00:00) - Intro

A worker fell into a nuclear reactor pool
https://www.nrc.gov/reading-rm/doc-collections/event-status/event/2025/20251022en?brid=vscAjql9kZL1FfGE7TYHVw#en57996:~:text=TRANSPORT%20OF%20CONTAMINATED%20PERSON%20OFFSITE
https://news.ycombinator.com/item?id=45708292

California invests in battery energy storage, leaving rolling blackouts behind
https://www.latimes.com/environment/story/2025-10-17/california-made-it-through-another-summer-without-a-flex-alert
https://news.ycombinator.com/item?id=45706527

The Linux Boot Process: From Power Button to Kernel
https://www.0xkato.xyz/linux-boot/
https://news.ycombinator.com/item?id=45707658

Pico-Banana-400k
https://github.com/apple/pico-banana-400k
https://news.ycombinator.com/item?id=45708524

The Journey Before main()
https://amit.prasad.me/blog/before-main
https://news.ycombinator.com/item?id=45706380

Show HN: Diagram as code tool with draggable customizations
https://github.com/RohanAdwankar/oxdraw
https://news.ycombinator.com/item?id=45706792

Rock Tumbler Instructions
https://rocktumbler.com/tips/rock-tumbler-instructions/
https://news.ycombinator.com/item?id=45705125

Why I code as a CTO
https://www.assembled.com/blog/why-i-code-as-a-cto
https://news.ycombinator.com/item?id=45695979

D2: Diagram Scripting Language
https://d2lang.com/tour/intro/
https://news.ycombinator.com/item?id=45707539