Best of 2025

The blog posts Hacker News loved most in 2025. 6,220 posts.

Any topic
6015

Upside Down Air Force

The Air Force Research Laboratory / Information Directorate, located at the Rome Research Site (formerly Griffiss Air Force Base), tests electronic countermeasures (ECM) equipment on various airframes for blind spots in the EMC equipment, or for interference by the aircraft's external munitions on the EMC equipment…

6017

The Qweremin

In the summer of 2022 I built a C64-based theremin, described and explained here . The theremin, of course, is one of the oldest electronic instruments. Its main drawback—and strength—is that it's incredibly hard to master. The performer has ultimate control over volume and pitch, but it takes months of practice…