Search Results | sound
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What Is White Noise?
science.howstuffworks.com/what-is-white-noise.htm
What is white noise? There's a little more to it than the ambient noise you associate with a humming air conditioner or whirring fan.
Can humans hear in space?
science.howstuffworks.com/humans-hear-in-space.htm
To hear in space involves several variables, including sound movement and environmental medium. Learn if humans hear in space.
Overtone
science.howstuffworks.com/overtone-info.htm
Overtone is a sound accompanying the main tone produced by a vibrating body. The number and loudness of overtones determine the timbre, or tone color, of a musical sound.
How the Doppler Effect Works
science.howstuffworks.com/science-vs-myth/everyday-myths/doppler-effect.htm
The Doppler effect is why you hear the sound from a moving object change as it nears and passes you. Find out how the Doppler effect works.
How Ultrasonic Welding Works
science.howstuffworks.com/ultrasonic-welding.htm
You probably know that high pitched or high frequency sounds can break materials apart. But did you know that high frequency sounds can be used to bond materials together?
Disadvantages of Wind Energy: Do Wind Turbines Affect Health?
science.howstuffworks.com/environmental/green-science/wind-turbines-health.htm
Green, clean energy sounds good at first: Harness the power of the wind to run our creature comforts. But could the sounds people hear (and don't hear) from wind turbines endanger their health?
Does the U.S. Military Maintain Secret Underwater Bases?
science.howstuffworks.com/does-military-maintain-secret-underwater-bases.htm
Underwater military bases sound super-cool, but what are the odds they truly exist?
How the Hum Works
science.howstuffworks.com/science-vs-myth/unexplained-phenomena/the-hum.htm
Hummmmmm. Annoyed yet? Imagine if you heard that sound every night no matter what you did. Likened to a diesel engine idling in the distance, the Hum is a sound some people can never get away from. It's even caused suicide. But is it real?
What's the world's fastest UAV?
science.howstuffworks.com/transport/flight/modern/worlds-fastest-uav.htm
It's a bird! It's a plane! It's an unmanned aerial vehicle traveling faster than the speed of sound!
Do Plants Make Music?
science.howstuffworks.com/life/botany/do-plants-make-music.htm
Machines can translate some of the biological functions of plants into synthesizer sounds. But are these synthesized translations the same thing as music?