Screaming or yelling is a natural reaction to a threat. One animal you’d likely never expect to hear this from, though, is a frog, which is more often associated with croaking. This is why rain frogs ...

During ritual ceremonies, the ancient Aztec civilization used a “death whistle” — a haunting instrument shaped like a human skull. Its eerie, high-pitched ...

Archaeologists have discovered numerous ceramic or clay whistles at Aztec sites, dubbed “death whistles” because of their distinctive skull shapes. A new paper published in the journal Communications ...

We generally watch scary movies to be scared. However, sometimes laughter goes well with screams. Sometimes it’s an intentional bit of comic relief, while other times it might be the movie itself ...

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