Ever tried conversing under water? Why is it that some words come out fuzzy while other come out perfectly coherent?
Did you know whispering behind someone's back rather then in front of them is better for secret telling?
Have you heard the term otoacoustic emissions? They are the noises that your ears generate and emit. Learn more on this Moment of Science.
Learn how human behavior is subtly altering the behavior of other species. "Chirp it Up" on this Moment of Science.
Unlike waves on a lake, sound waves don’t travel up and down. Instead they’re more like layers of high and low pressure traveling outward in all directions. Each wave consists of a layer of high pressure followed by a layer of low pressure.