Live concerts, fireworks and roaring stadium crowds can reach dangerously high volumes — loud enough to cause permanent hearing loss. But what was the loudest sound ever recorded on Earth? The answer ...

In 1997, hydrophones in the Pacific picked up a sound so loud it could be heard over 5,000 kilometers away. Known as “The Bloop,” this mysterious underwater noise remains one of the strangest and most ...

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 ...