In a world where sound surrounds us—often uninvited and unavoidable—a team of researchers at Penn State University has ...

However, some experts suggest that prolonged use might affect the brain’s ability to filter out background noise naturally. Research has found that the brain develops complex listening skills ...

So instead of buying a white noise machine, save yourself some money and just use your iPhone. 1. Tap Settings. 2. Tap Accessibility. 3. Tap Audio & Visual. 4. Tap Background Sounds. 5.

but the Rumbler’s output is really just white noise that has been put through some low pass filters to create an output closer to a nice background rumble that sounds pleasant, whereas white ...