Have you ever tried to hear the ocean waves in a seashell?
To interpret a barrage of information, sharks have developed a relatively large and complex brain...
Do your ears a favor in 2012 and resolve to turn down the volume.
How tiny stones inside our heads tell us which way is up...
Well, for one thing, the problem goes deeper than just your ears.
Cowboys in Western movies sometimes puts their ear to the ground to listen for a stampede or wagon train. Elephants can also communicate by hearing vibrations.
Have you ever wondered how simple megaphones like cupping your hands around your mouth amplify your voice so well?
Researchers placed tiny microphones inside a pregnant woman's uterus and found that outside noises are much lower and muffled; about thirty decibels quieter!
Mantids are some of the most impressive insect predators, regularly snaring other insects or even the occasional lizard, snake or frog.
Humans detect the direction a sound comes from by comparing the difference in time of arrival, or loudness of the sound, so why is there a difference?