While data projectors are popular tools for business meetings, the overhead projector still has some significant benefits. For interactive presentations, an overhead projector lets you write directly ...

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 ...

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 ...

If you're looking for a way to liven up your home's walls you can easily and inexpensively paint decorative accents if you have access to an overhead projector. Just photocopy the pattern you want ...

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 a lot ...

After decades of studying outer space, the Adler Planetarium has been sucked into the orbit of presidential politics. Republican nominee John McCain criticized Democratic nominee Barack Obama in ...

During the last Presidential debate, John McCain delivered this line about his opponent with withering contempt: [Obama] voted for nearly a billion dollars in pork barrel earmark projects, including, ...

Regular CV readers already know of John McCain's past griping about planetariums. Well, apparently that planetarium is really stuck in his craw, because he brought it up again in the most recent ...

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, ...