Generate your own electricity with some wire, a magnetic field, and the relative movement between the two of them: Alom Shaha explainselectromagnetic induction using this hand-powered – or perhaps more accurately, bacon-sandwich-powered – generator.
Related watching: magnetic fields, probably one of the more awe-inducing subjects on this blog.
They started experimenting with paper cut shadow boxes in 2010 with hand painted watercolor paper which was then cut and assembled in a wooden box to create a diorama, with years of practice their art became more intricate and minimal at the same time. They started experimenting with lights and simplified their pieces by losing the colored aspect of the paper. They have since then evolved to add their own style of paper cut art incorporating back-lit light boxes using flexible LED strip lights.