Semantic Scrubbing

Follow a subject
through the film.

I built a Video.js skin that lets me scrub through the scenes where a subject appears.

Pick a subject, then choose a scene or drag the wave. Use the straight bar to return to the full film.

PACE Data Tour (2026) · NASA’s Goddard Space Flight Center · Silent visualization · Original and credits

Scene Index Filter by subject and pick a still to jump to that scene.

Appearance ribbon Drag to preview a moment. Release to jump there. While playing, the player skips straight to the next match.

Full timeline Select Full film or use the straight bar to play from any point in the movie.

Keyboard Tab to a control and press Enter or Space to activate buttons. On the wave, arrows scrub, Page Up and Page Down move between matches, and Home and End go to the first and last match.