¿Puede el ruido rosa ayudarte a dormir?
Editor’s Note: This article is a reprint originally published on March 23, 2017. Noise comes in many colors, from familiar white noise to higher-pitched blue noise and the gentle sound of pink noise. Pink noise, which is similar to the sound of rushing water or wind through leaves, contains frequencies from 20 to 20,000 hertz, … Leer más