(KWTX) -Noise pollution is more than a nuisance. Most people realize that being around loud noises can lead to hearing loss, but research has linked noise pollution to higher risks of heart attacks, ...

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Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Sharks have a ...

Have you ever wondered what sound a shark makes? Scientists at the University of Auckland in New Zealand believe they may have the first recording of a shark actively making noise. In a study ...

Researchers conducted a global study of the factors that influence bird sounds, using more than 100,000 audio recordings from around the world. Birds make sounds to communicate, whether to find a ...

Researchers believe the sounds are made by the sharks snapping their flattened teeth together, possibly as a stress or warning signal. This discovery challenges the long-held belief that sharks are ...