bill

11.28.09

Building Better Money

Drug lords, millionaire wannabes and the North Korean government have perfected methods for knocking off our most valuable greenback. Now the scientists in charge of making the real dough are fighting back with an unfakeable (for now) $100 bill

By Elizabeth Svoboda Posted 01.24.2008 at 2:41 pm 0 Comments

Every single American bank note is printed at Bureau of Engraving and Printing facilities, with ink and on paper each made, separately, in only one factory in the world. And yet at any given time, there is at least $70 million worth of fake U.S. currency floating around, 75 percent of which is in $100 bills. In large part because of the advent of inexpensive scanners and printers, more and more fake bills are entering circulation: From 1997 to 2007, the amount of passed counterfeit bills nearly doubled, to $64.9 million.

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READ MORE ABOUT > bill, counterfeiting, Elizabeth Svoboda, February 2008, money, security, Trevor Johnston

Robot Subs in Space

PopSci innovator Bill Stone plans to drop one of the world´s most advanced underwater robots into the deepest hole on Earth. If all goes well, this thing just might help get him to the moon

By James Vlahos Posted 02.01.2007 at 2:00 am 2 Comments

NASA hopes to someday use a robot like Bill Stone's DepthX to explore Europa, a frozen moon of Jupiter and one of the most probably places in our solar system to support life.

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