Bizarre noises detected around the deepest ocean trench on Earth have finally been identified. These strange "biotwang" sounds—first detected in 2014 during an acoustic survey of the Mariana ...

Theories about the sound's origins included an undiscovered sea creature. By 2011, NOAA scientists concluded the sound was the cracking of an ice shelf during an icequake. In the summer of 1997, ...

Scientists are picking up on some strange sounds in the second layer of our atmosphere that they haven't heard anywhere else. The stratosphere is a relatively calm layer of Earth's atmosphere, rarely ...

Nearly 46 years ago, scientists noticed strange pinging sounds coming from an area in the central Pacific Ocean. Their source remained a mystery for decades. It has now been found to be a remnant of a ...

Up, up in the air ... scientific solar-powered balloons have recorded some strange sounds in the stratosphere researchers cannot identify. Daniel Bowman and other researchers at Sandia National ...

Australian researchers have developed new technology that allows them for the first time to film a deep-sea swimming sea cucumber. For the time being, they're calling the creature a "Headless Chicken ...