By Elizabeth SvobodaPosted 04.04.2008 at 4:46 pm 1 Comment
Youre a ball of anxiety: head pounding, jaw clenched. And you could feel worse down the line, since on-going stress can wreak havoc on your health. But new devices help you stop tension by picking up on early warning signs. They precisely monitor a bevy of biological stats, wirelessly deliver the data to your computer or phone in real time, and guide you in calming exercises that help you chill out instead of losing your cool.
Want to see a model for successful and rapid environmental action? Don't look to the federal government—check out your own town. Here, our list of the 50 communities that are leading the way. Does yours make the cut?
By Elizabeth Svoboda, with additional reporting by Eric Mika and Saba BerhiePosted 02.08.2008 at 3:54 pm 113 Comments
In the international alliance to fight climate change, the United States is considered the sullen loner. But in the seven years since we rejected Kyoto, changes have begun. Not at the federal level, however. It’s the locals who are making it happen.
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 SvobodaPosted 01.24.2008 at 2:41 pm 3 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.
Using a webcam and gesture-recognition software, engineers create a motion-detecting air guitar that really rocks.
By Elizabeth SvobodaPosted 03.01.2006 at 2:00 am 0 Comments
Eric Clapton wannabes have strummed the classic riff from â€Laylaâ€ on imaginary Fenders for decades. Now, thanks to a virtual-reality rig developed at the Helsinki University of Technology in Finland, air guitarists can finally hear themselves jamming. The best part is that the machine can actually make them sound good.
To play, you simply put on a pair of bright orange gloves and start strumming. A webcam records your hand motions and relays the data to a PC.