The Sound Science Blog
Honest, research-backed guides on binaural beats, sleep frequencies, and noise science, no hype, no invented statistics.
Does Brown Noise Help ADHD? What the Research Shows
Brown noise is all over ADHD TikTok, but what does the science actually say? An honest look at the arousal theory, the real (mostly white-noise) studies, and where the hype outruns the evidence.
Read article →Pink vs Brown vs Green Noise: Which Is Best for Sleep?
The three most popular noise colors for sleep, compared honestly, how each sounds, how they differ, what the evidence says, and a simple decision guide to pick the right one for you.
Read article →Do Binaural Beats Actually Work? The Evidence, Reviewed
What the research really says, the 2019 meta-analysis, what Cleveland Clinic and the Sleep Foundation actually conclude, and where the evidence is strong, thin, or overhyped. Honest, no-spin.
Read article →Do Binaural Beats Need Headphones? Yes, Here's Why
The honest answer is yes, and the reason explains how binaural beats actually work. Here's the science, whether you need expensive headphones, and the speaker-friendly alternatives if you don't have any.
Read article →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: Do They Work & Best Frequencies
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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