If you’ve got an old black and white TV, it’s probably not useful for much. There are precious few analog broadcasters left ...

Abstract: In this article, the design and implementation of a bidirectional curvature sensor based on a fiber-optic interferometer are presented. The sensor structure was fabricated by fusing a ...

The penny -- that lowly, grimy, circular piece of copper and zinc -- is getting the last laugh. It's been less than a month ...

Discover the creative process behind two unique DIY coin sorting machines in this comprehensive tutorial. Learn how to build ...