The Upsweep is an unidentified sound detected by the NOAA, first recorded in August 1991. Almost siren-like, the Upsweep is ...

Ocean researchers have recorded unidentified "quack" sounds in the sea for years. Credit: Mayehem / Getty Images Both scientists and sailors alike have recorded unique, strange noises in the ocean for ...

Ashlee Lillis’ interview subjects don’t talk. But they have plenty to say through grunts, growls, clicks and other odd noises. “I put my hydrophone — which is our underwater microphone — on the end of ...

Imagine it’s the early 1900s and you’re a giant blue whale basking in the warm waters of the Santa Barbara Channel, just off the coast of Southern California. What do you hear? Fellow whale songs, ...

A new study has revealed the exact origin of the Pacific Ocean's mysterious "biotwang" noises, which were first detected by underwater surveys near the Mariana Trench in 2014. When you purchase ...

Thousands of marine species from microscopic zooplankton to the largest cetaceans rely on sound for survival and many have evolved unique oral and aural adaptations. Understanding them better could ...

Our fascinating and magnificent planet is filled with countless different sounds of nature. While many of us experience nature's cacophony of sounds on land and in the sky and hearing them makes us ...