Do you have issue going to sleep at night? Our white noise podcast can help you. White noise has many uses that can help you at night and during the day. To get the full use from white noise sounds you must understand what it is. A white noise machine, also known as a sound machine, can help you create a more relaxing bedroom environment that promotes healthy, high-quality sleep. In addition to white noise and other noise colors, these devices often produce ambient and natural sounds such as chirping birds and crashing waves.