John McCain has frequently criticized Barack Obama for a $3 million earmark for an "overhead projector" for a planetarium in Chicago. Paul Knappenberger, president of Chicago's Adler Planetarium ...

A lot has been said and written about the earmark Barack Obama sought for a new $3 million overhead projector at the Adler Planetarium since John McCain raised it in Tuesday night’s debate. And ...

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 is a good thing they saved ...

A lot has been said and written about the earmark Barack Obama sought for a new $3 million overhead projector at the Adler Planetarium since John McCain raised it in Tuesday night’s debate. And ...

I don't like using PowerPoint in the classroom, so I usually use a blackboard or an overhead projector. What I'd like to do is write on a projector-connected iPad, have the screen content ...

BOULDER - The University of Colorado Boulder has decided to party like it's 2015 by collecting the campus' overhead projectors into a technologically outdated graveyard for recycling. Currently ...