"The song title alone was enough to make me keep pushing for it," said Don. "To me, it feels like pieces of my and Phil's ...

• Vocal coordination in duels: Male nightingales rapidly adjust both the pitch and note length of their whistle songs during territorial contests, coordinating these features in real-time as they ...

During conversation, people sometimes synchronize their voices in ways that often go completely unnoticed. Talking speeds converge, sentence lengths shift, turn-taking rhythms fall into sync. New ...