The mere thought of fingernails scratching a chalkboard can be enough to set some people on edge. Now, a new study may help explain why. Researchers say the shape of the human ear may amplify certain ...

There are certain sounds nearly everyone dislikes: the sound of fingernails scratching a chalkboard, or of a fork scraping a plate, just to list a few. For many people, hearing these sounds, or even ...

Just the thought of nails raking across a chalkboard is enough to send shivers down many people’s spines — but the reasoning behind this reaction has remained a mystery for decades. Scientists have ...

If you're like most people, you probably can't stand the sound of fingernails scraping across a blackboard. In fact, you're probably cringing just thinking about it. But what is it about this ...

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SccrreeEechh. This and other kinds of excruciating noise make us shudder, but we’ve never really known why. Knowing what makes certain sounds painful could help engineers figure out the frequencies to ...

The fingernails scratching the chalkboard produce sound in the frequency range between 2000 and 4000 hertz. Human ear is more sensitive to sounds in this pitch range. Moreover, the anatomy of ear ...

There are certain sounds nearly everyone dislikes: the sound of fingernails scratching a chalkboard, or of a fork scraping a plate, just to list a few. For many people, hearing these sounds, or even ...