You can also find brown noise on most sleep sound apps. The energy of blue noise is mostly concentrated at the high-frequency end, with very few deep tones to balance it out. As such, blue noise ...

When the Blue Planet II producers asked whether I could help capture the sounds of the animals they were filming, I jumped at the chance. Blue Planet I came out during my PhD when I was first ...

Brown noise has a low, natural sound, so many people find it easier on the ear than white noise. Examples of brown noise include rushing waterfalls or rivers, heavy rainfall, and rumbling thunder.