SAN FRANCISCO For the last four years, John E. Scannell has run Bay Quackers, a tour company whose open-air amphibious vehicles, known as ducks, roam the streets of San Francisco. As the vehicles ...

There is an old wives’ tale that a duck’s quack has no echo. This has been proven not to be true in what can only be described as the best duck experiment ever. But the rumor has a basis in truth.

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 ...

The world is full of unproven "facts". You'll hear them in a pub after a few drinks with some mates. You will probably read them in an email from a well-meaning friend within the first month of your ...

Mysterious, repeating sounds from the depths of the ocean can be terrifying to some, but in the 1980s, they presented a unique look at an underwater soundscape. In July 1982, researchers in New ...

Scientists have finally solved the decades-long mystery of the creepy underwater quack. The strange quacking sound was first heard in the 1960s, when a submarine expedition to the Southern Ocean ...

For decades, researchers and submarine crews in icy waters off the coast of Antarctica have been picking up a mysterious quacking sound. The "bio-duck," as its called, has been heard on and off since ...

The bizarre noise was first heard 50 years ago but now scientists say the Antarctic minke whale is its source The mystery of a bizarre quacking sound heard in the ocean has finally been solved, ...