Hacker News 2025-07-27

hackernews
2025-07-27 07:00
Hacker News 2025-07-27
  1. Chemical process produces critical battery metals with no waste
    original article — hacker news
  2. Fast and cheap bulk storage: using LVM to cache HDDs on SSDs
    original article — hacker news
  3. Smallest particulate matter sensor revolutionizes air quality measurement
    original article — hacker news
  4. Resizable structs in Zig
    original article — hacker news
  5. A low power 1U Raspberry Pi cluster server for inexpensive colocation
    original article — hacker news
  6. Show HN: QuickTunes: Apple Music player for Mac with iPod vibes
    original article — hacker news
  7. How we rooted Copilot
    original article — hacker news
  8. Purple Earth hypothesis
    original article — hacker news
  9. 16colo.rs: ANSI/ASCII art archive
    original article — hacker news
  10. Low cost mmWave 60GHz radar sensor for advanced sensing
    original article — hacker news
#hn #hackernews #ycombinator