Untangle two voices
Mix two speakers into one recording. Then inspect the tiny time-and-frequency tiles a computer uses to pull them apart.
Open lesson →Physics you can hear. Software you can change.
Sound
Waves, pitch, echoes, noise, microphones, compression, and separating speakers.
Images
Light, pixels, color, lenses, motion, frame rates, and compression artifacts.
Editing
How software turns recordings into timelines, transcripts, masks, cuts, and exports.