Sperm whales, which make clicking sounds to communicate, use different “vowels” in ways similar to human speech ...

PORTLAND, Maine — Researchers on Cape Cod, Massachusetts, recently discovered the oldest known recordings of whale sounds and believe the discovery could help understand how the animals communicate.

Sperm whales produce powerful clicks to communicate. To our ears, they sound nothing more than a series of repetitive, ...

The sound is sharp, spare and strange, a burst of clicks cutting through seawater. For years, researchers treated those sperm ...