Determining the "loudest recorded sound" depends on how you define sound and on which measurements you choose to include.

PHILADELPHIA (CBS) -- The American Academy of Pediatrics said excessive exposure to loud noises can be detrimental to children and sound machines can cause more harm to children than previously ...

How loud can sound really get? The human ear can safely hear up to around 120 decibels. Beyond that, it starts to hurt. At 150 decibels, eardrums can rupture. But history has witnessed sounds far ...