Featured in February 2008
Extra Credit: Save the World
Think kids can't change the world? Think again!
Money Minded: How to Psychoanalyze the Stock Market
What makes investors do the wrong thing, all together, pretty much all the time?
What’s the Biggest Thing a Carnivorous Plant Will Eat?
And should we humans be worried?
Old Cam, New Tricks
Unlock your Canon digital camera's hidden features by replacing its firmware with a hacked version
Fly the Eco-Friendly Skies
Environmentalists and everyday air travelers alike are growing increasingly aware of the airline industry's greenhouse-gas problem. As demands for greener air travel grow, will technology come to the rescue of...
The Buddy System
For astronauts on the ISS, a new robot means fewer risky spacewalks
Mail That Never Gets Lost
A paper-thin GPS unit that could help the postal service put an end to mail delays
This Germ Could Save Your Life
Or at least keep your teeth cavity-free. A growing chorus of medical researchers say our bacteria-killing zealotry is misguided. Instead of fighting bugs, they argue, we should train them to...
Fire Without Flame
Precious metals in your car burn up the dirty exhaust, with no flame to be seen
A hacked-together flashlight that can shine for miles