You’ve probably ignored that familiar clicking for years, but it does more than confirm 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 ...

Researchers in New Zealand have made what they believe is the first recording of a shark actively making noise. By Yan Zhuang Dolphins whistle. Whales sing. Fish croak, chirp, grunt, hum and growl.

Plants make popping sounds that are undetectable to the human ear, according to recordings made in a new study — and they make more sounds when thirsty or under other kinds of stress.The research ...