The Sound Science Blog
Honest, research-backed guides on binaural beats, sleep frequencies, and noise science — no hype, no invented statistics.
Brown Noise vs White Noise vs Pink Noise: Which Is Best for Sleep?
Not all noise is equal. Understand the spectral difference between white, pink, and brown noise — and which research suggests may help you sleep, focus, or unwind.
Read article →What Are Delta Waves? The Science of Deep-Sleep Frequencies
Delta waves are the slow, powerful brain oscillations that define your deepest sleep stages. Here is what the science actually says about them — and how sound may play a role.
Read article →How to Use Binaural Beats for Sleep: A Step-by-Step Guide
A practical guide to setting up binaural beats for better sleep — what frequency to choose, how long to listen, and what the research says about whether they actually work.
Read article →Solfeggio Frequencies: A Complete Guide (and an Honest Look at the Evidence)
The 9 Solfeggio tones explained — their claimed associations, the true modern origin of the system, and an honest assessment of what science does and does not support.
Read article →Binaural Beats for Anxiety: Which Frequencies, and What the Research Shows
Alpha and theta binaural beats for anxiety relief — which frequencies to try, how to use them, and what the research (including its significant limitations) genuinely shows.
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