You can get just about any gear reduction you want using conventional gears. But when you need to get a certain reduction in a very small space with minimal to no backlash, you might find a wave ...

Abstract: In this paper, a novel 3D image file encryption algorithm based on a new discrete chaotic system is presented. Chaotic characteristics of the novel chaotic system are analyzed by phase ...

Artist and Bauhaus master Josef Albers challenged his students to think deeply about the art of construction by using a single sheet of paper to create a 3D design. Explore how two of these designs ...