Phonautograph (c 1857) apparatus for studying sound vibrations graphically, invented by (Edouard) Leon Scott de Martinville. Vibrations produced in cone traced on lamp blacked cylinder. Engraving, ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The eruption of the ...

Researchers in New Zealand have made what they believe is the first recording of a shark actively making noise. By Yan Zhuang Dolphins whistle. Whales sing. Fish croak, chirp, grunt, hum and growl.

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 ...

Determining the "loudest recorded sound" depends on how you define sound and on which measurements you choose to include. When you purchase through links on our site, we may earn an affiliate ...