Carbon Trading on the Cheap
If the United States wants to build a market-based approach to reducing carbon dioxide emissions, it should learn from Europe's failures.
Reviews
Lie Detection
To a few human experts, our faces are open books. Now computer technology automates those abilities.
A Lifelike Prosthetic Arm
Thanks to a new surgical procedure, arm amputees can intuitively control a bionic limb for the first time.
Light, but Not Lightweights
Netbooks are more than just cheap laptops.
Our Own Devices
Why we love the machines we shouldn't.
A Hole in the Genome
A small chunk of DNA linked to schizophrenia, mental retardation, and autism may change the way we think about disease.
Personalized Campaigning
Fattened voter databases will be among the 2008 presidential race's most enduring legacies.
Bootleg Battle Lines
Rival aesthetics in the mashup community.
RFID's Security Problem
Are U.S. passport cards and new state driver's licenses with RFID truly secure?
Our Past Within Us
The new field known as archeogenetics is illuminating prehistory.
