Blog
About
Contact Us
Email Newsletter

Whistle Physics

Written by

in

Many whistles, including the one on a tea kettle, work using the instability of an air stream.

A wedge can amplify the oscillations in an oncoming air stream.

A water whistle takes things further by using a shape-changing cavity to modify the sound.

←“I See You”

Self-Organizing Flocks→

More posts

“Frozen Waves”
April 24, 2026
Viscoelastic Vortex Street
April 23, 2026
Understanding Fish and Turbines
April 22, 2026
A Fungus That Freezes Water
April 21, 2026

FYFD

Celebrating the physics of all that flows

Blog
About
Contact Us
Email Newsletter

Twenty Twenty-Five

Designed with WordPress