Bits of material levitating against gravity, a stream of water deflected by invisible means, sparks of light appearing out of thin air; with observations like those, it’s a wonder that the early ...

Watch as tiny pieces of foil magically dance and float inside a bottle! This fascinating experiment demonstrates the invisible force of static electricity and shows how electrical charges can move ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. The Surface Electrical Properties ...

"Originally published in ... Popular mechanics ... For the average boy, with few tools, and a desire to learn the principles underlying the construction of the more common electrical ...