Since the 1960s, a strange, repetitious quacking noise called a “bio-duck,” which can frequently be heard in the Southern Ocean, has puzzled marine biologists and underwater acoustic experts. A new ...
The old saying that a duck's quack produces no echo is... well, just plain quackers. Daisy performs: The anechoic chamber has no sound reflections Acoustics expert Professor Trevor Cox has deployed ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results