Small Chirps Could Provide Big Insights on Tiny Structures

Chirps, short bursts of (often annoying) high-pitched sounds, are generally a way of conveying information. Birds chirp to warn their feathered friends of impending danger. Male crickets chirp to announce their intentions to females. Smoke alarms chirp to keep you awake all night until you finally get up and change that low battery.Now, new research reveals that chirps can convey important information about tiny objects. As reported this week in the American Physical Society's journal Physical R...