Discover the 25 most terrifying sounds from space that will give you chills. From black hole moans to Jupiter's screams, ...

The curious minds at What If explore the scariest sounds in space.

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You know the sound: It's eerie and echoing, and it makes the little hairs on your arms stand up immediately. So many horror movies use it to create a chilling atmosphere, and even some reality shows ...

The brain has evolved to interpret these irregular sounds as potential danger, triggering that instinctive “fight or flight” response. It’s the reason the screeching violins in the movie “Psycho” or ...

Add Yahoo as a preferred source to see more of our stories on Google. 1. "The high pitch of a cardiac monitor in full flatline. More specifically, that sound, when it is your own heart, and is heard ...