Why we like this sound machine: The Homedics Sound Spa white noise machine has a super simple design with a button for each of the six sounds: white noise, brook, thunder, summer night, ocean and ...

The LectroFan Evo, an NBC Select Wellness Award winner, is a compact model with 10 fan sounds, 10 white, pink and brown noise variations and two ocean sounds. The machine offers precise volume ...

The Homedics SoundSleep White Noise Sound Machine plays six sounds, including steady white noise, summer night, ocean, thunder, brook, or rain. Instead of using a dial, it has buttons for each ...

Equipped with just six relaxing sounds — including classic white noise, rainfall, and thunder — this white sound machine from Homedics is best for those who would rather stick to the basics.

Number of Sounds: 10 Power Source: AC, USB Dimensions: 4.7 x 4.7 x 3.3 inches This white noise machine may be small enough to sit on your nightstand, but it is also able to drown out anything from ...

However, if there is a cloud-to-ground strike, the inversion will cause the thunder to sound much louder. While lightning and thunder form simultaneously, lightning will always be seen before thunder ...