Overhead projectors use a bright lamp and mirrors to display text or images from a transparency sheet on a wall or screen. If your projector displays a shadow when projecting, you must troubleshoot ...

PLAINVIEW, Texas (KCBD) - Remember the days of overhead projectors? They were in every classroom. Wayland Baptist University saved all of those clear, plastic sheets, also known as transparencies. It ...

WATERLOO, Iowa (KWWL) -- During times of uncertainty, Iowans are stepping up to help others in need. Many people are making life-saving equipment for workers on the front lines. Ty Bellfy is a student ...

Apparently, there’s some sort of sporting event being televised this weekend that has been historically used as an excuse to buy a big-screen TV. [Joel] wanted a huge-screen TV on the cheap, so he ...

On the third floor of Folsom Stadium in a sparsely furnished storage room, 100 or so clunky gray boxes with glass tops sit on the floor, some haphazardly stacked on top of each other. This is where ...