Journal

Journal

Refutation and method — what happens when you actually measure the claims behind frequency music.

• 2026-07-12 · 7 min read Brown Noise and Focus: What the Research Actually Shows Brown noise is everywhere in focus playlists. We measured its spectrum and read the actual studies. The slope checks out; the focus claims are thinner than the label suggests. Read more →
• 2026-07-12 · 5 min read Is 432 Hz actually 432 Hz? We measured. A lot of music is sold as 432 Hz. Before arguing about whether the tuning matters, it is worth checking a simpler thing: does the audio actually sit at 432 Hz? We ran the numbers. Read more →