Color-sampling Scribble pen
Morphing building facade changes color as you move around
Word Lens App
Could Crystal Camouflage Make Vehicles Disappear?
University of Michigan chemical engineers have demonstrated a chameleon-like active camouflage system that uses light and chemistry to create a color-changing mask.
URME SURVEILLANCE: Developing Devices to Protect the Public
Chinese fake brands
Invisible barn by STPMJ