Sleep, focus and noise, in plain words
Guides to noise colours, sleeping and working with sound, and what’s going on in your ears. Every article lists its sources.
Topics
Sleep
Noise at night: how people use steady sound at bedtime, and what the research says.
2 articlesFocus
Noise for work and study, in open offices, cafés and at home.
2 articlesBaby
Noise in the nursery: volume, distance and the published advice for parents.
1 articleRinging ears
Background sound and ringing in the ears, and when to see a doctor.
1 articleNoise colours
White, pink, brown and the rest: what each colour is and how it sounds.
5 articlesSound science
How noise is made and measured: spectra, decibels and hearing.
3 articles
Latest articles
RSS feedBackground noise for ringing ears: what health bodies suggest, and when to see a doctor
Ringing earsWhite noise for babies: what the AAP says about volume and distance
BabyNoise in open offices: what sound-masking research says
FocusBrown noise for focus: where the name came from and what studies found
FocusBrown noise for sleep: what people report and what research exists
SleepDo people sleep with white noise on all night? What studies say
SleepHow loud is too loud for listening all night?
Sound scienceWhy does looped white noise sound different from generated noise?
Sound scienceWhat does −3 dB per octave mean?
Sound scienceGreen, blue and violet noise explained
Noise coloursWhat is grey noise?
Noise coloursPink noise vs white noise: which sounds softer?
Noise coloursWhat is brown noise, and why does it sound deeper?
Noise coloursWhite, pink and brown noise: what is the difference?
Noise colours