For almost two decades the team has been using free-floating "sonobuoys" as "listening stations," to detect, track and record Antarctic blue whale and other whale sounds. Spending more than eight ...

While others may slog over a computer, she spends her time offshore, looking and listening for the sights and sounds of dolphins and whales. Dr Doake is what is known as a marine mammal observer ...

Passive acoustic detection means supersensitive microphones floating around underwater, listening for whale sounds. Similar technology is used extensively in the north, but the shallower water off ...

Professor Coen Elemans from the University of Southern Denmark is among a group of scientists who have been studying how these sounds are made. "There is about 18 species of whales, large baleen ...