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 developed a silk fabric, which is barely thicker than a human hair, that can suppress unwanted noise and reduce noise transmission in a large room. We are living in a very noisy world.

MORE THAN 1,000 metres below the surface of the oceans, darkness reigns. For animals living in this perpetual twilight, vision is irrelevant; acoustic signals, instead, are how they navigate, ...

Sharks have long been believed to be silent, stalking their prey and wolfing them down without comment. They’re ruthless and efficient. But a team of marine biologists in New Zealand are challenging ...

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 ...