Folded and burned, found on the street.
A NOAA weather satellite image captured through SDR (via RTL-SDR).
An image from this paper on machining at the nano-scale. Apparently, it’s possible to simulate molecular- and atomic-level interactions, which is what the small circles in the image are.
Two PPM files from a scanned book on Archive.org – perhaps used to calibrate to the lights?
Waveform showing the NTSC “color burst” used to sync color and monochrome signals in TV broadcast.
Cross-sections of various “micrometeorite” classifications.