But as a back-up the Rochester researchers are also considering a magnetic technique that would be able to detect iron particles left over from the original ink, even in places where the pigment itself has faded away completely.

ECONOMIST: The Archimedes palimpsest

It has graffiti on it and an original golden patina has gone black in places.

BBC: Henry Moore House of Lords piece to be restored

Using DNA sequencing and other techniques, they obtained genetic profiles from as many as nine places in one sample from the original tumor and three from sites where the tumor had spread, or metastasized.

WSJ: 'Personalized Medicine' Hits a Bump

The original rationale of such technology was to identify criminals in places like the airport, but retailers are apparently now using it to personalize store offerings.

ENGADGET: EyeSee mannequins used to spy on shoppers, confirm paranoid fears

Then when people check-out the places that their friends have recommended, the original person gets a notification that a friend also liked the place, a kind of real-time feedback that encourages more check-outs, says Zorik Gordon, CEO of ReachLocal.

FORBES: Bizzy App Brings Personalized Local Recommendations

New editor Eric Schrier, who joined from Health, is running spicier articles from places such as Salon.com, and more original reporting.

FORBES: Old Dog, New Tricks

They provided me with something to post, but the Forbes guidelines require that I put original material up and you can find their release plenty of other places, like here.

FORBES: Bloggers Celebrate 419 Reasons to Like Nigeria

Explore your surroundings, taking in the carefully restored columns and original fireplaces of this AAA Four Diamond property, officially listed on the National Register of Historic Places.

BBC: Daily deal: One night in Manchester, Vermont