Posts tagged ‘sound’

Human eye detects sound

The human eye can detect millions of colors and is sensitive to light and sounds. Yes, sound. University research studies show that […]

09/28/2010. Category: did you know. Tags: , ,

No sound in space

Sound consists of small fluctuations in air pressure. We hear sound because these changes in air pressure produce fluctuating forces on various […]

02/02/2009. Category: science. Tags: , ,