Tiny strands of DNA hidden inside prostate tumors offer clues, studied via DNA chips and other exotic new technologies.

FORBES: Men, Cancer & Hope

Be aware that dinner shows can be expensive, and some of the more hidden and intimate clubs offer a less expensive alternative -- many charging only for what is consumed.

CNN: Dancing to the music of love in Buenos Aires

If you do want to search out Dublin's supernatural attractions on your own, several companies offer dedicated ghost tours including Hidden Dublin Walks, which runs a variety of spooky walks and bus tours of the city and beyond.

BBC: Haunted Dublin

This hidden gem has all of the beauty that Georgia has to offer and is less than 45 miles from downtown Atlanta.

FORBES: Transforming the System: One Student at a Time

The most sophisticated credit card companies were not necessarily the most successful because hidden fees and interest rate increases allowed less-advanced issuers to offer initially-attractive credit card offers that would transform into financial burdens upon usage.

FORBES: The CARD Act's Winners and Losers

Some particularly exciting works will be on offer, among them several new discoveries and art works that have been hidden away more than half a century.

FORBES: New York Old Masters Week: Bargains for Art Buyers

Offer customized training based upon survey results of current and former employees that includes examples of hidden bias, forms of unfairness that are hurtful and demotivating, and positive methods to discuss these issues.

FORBES: Help for Working Mothers : First Let's Kill All the Biases