Noise

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Articles about Noise

190 published items.

Why is jet engine so noisy?
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Why is jet engine so noisy?

According to ScienceABC, people who live near the airport are more prone to stress, memory loss and even heart disease.

December 18, 2018
Why does the scream make us shudder, fear?
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Why does the scream make us shudder, fear?

Each scream has at least one separate point making them unique. It could be a high-pitched bass or hissing noise and it might sound like it's out of control.

December 18, 2018
Strange but reasonable laws in Switzerland
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Strange but reasonable laws in Switzerland

Do not give you silly names, do not flush the toilet after 10pm, do not trim the grass on Sunday ... are the rules that make visitors look wide-eyed when they come to Sw…

December 18, 2018
Mechanism to eliminate gunshots of silencer
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Mechanism to eliminate gunshots of silencer

The silencer reduces the pressure and temperature of the hot air flow generated in the barrel, enabling weapons to fire at noise levels lower than normal.

December 18, 2018
Discover EVP - Soul recording tool
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Discover EVP - Soul recording tool

On a cold night in January 2002, a group of mysterious phenomenon investigators visited an abandoned mental hospital in Southern Chicago.

December 18, 2018
Why is there a wave in the sea shell?
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Why is there a wave in the sea shell?

Put a large shell or shell in your ear, you will hear the soft waves of the sea. However, the vast ocean cannot get into that small shell. so what sound? The answer is t…

December 18, 2018