Ok I'm still awake - white, brown, green or pink? To sum up, all of these sounds help drown out background noise, they have different frequencies, and when it comes to choosing which one is best ...

You may have heard of white noise - a noise that contains all frequencies audible to the human ear, often associated with relaxation and sleep. But what about brown, green, pink and blue noises?

There are other noise colors as well. We mentioned earlier that green noise isn’t the only alternative to white noise. There is brown and pink noise as well. Pink noise is something that leaves ...

White noise gets a lot of attention, but there are other sleep noises out there that offer the same benefits (who knew?).

Small shrimps of the genus Hippolyte have the ability to change color to camouflage themselves ... always one native (green or red) and one exotic (brown or pink). "The brown one is an Asian ...